CN217546036U - Intercommunication device for bank counter - Google Patents

Abstract

The utility model provides an intercom of bank sales counter can be applied to the intercom field and the acoustic wave transmission field in finance field. The intercom device includes: the directional loudspeaker (1) is arranged on the side, facing the customer, of the bank counter and is configured to emit directional sound waves to the customer; the client microphone (2) is arranged on one side of the bank counter on which the directional loudspeaker (1) is arranged and is configured to receive client voice information; and a teller interphone (3) installed at a teller-facing side of the bank counter, connected to the directional speaker (1) and the client microphone (2), and configured to disconnect the directional speaker (1) in response to a first operation of the teller; the teller interphone (3) is also connected with third-party equipment so as to communicate with the third-party equipment.

Description

Intercommunication device for bank counter

Technical Field

The utility model relates to an intercom field and sound wave transmission field in finance field, more specifically relates to an intercom of bank sales counter.

Background

The high cabinet counter of the bank outlet is a place for handling business for customers generally, and the distances between high cabinets and waiting customers are generally smaller. When a high-cabinet teller carries out business communication with a counter client through a traditional microphone and a loudspeaker device, the situation that information related to personal privacy of the client is heard by other surrounding clients often occurs, and therefore the experience of the client is affected. The problems are solved by adding partitions or arranging independent passenger rooms on the high cabinet, but the cost is high, the number of the distribution points is large, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model provides an intercom device of bank sales counter, include: the directional loudspeaker is arranged on the side, facing the customer, of the bank counter and is configured to emit directional sound waves to the customer; a client microphone mounted on the bank counter on the side on which the directional speaker is mounted, configured to receive client voice information; and a teller interphone mounted on a teller-facing side of the bank counter, connected to the directional speaker and the client microphone, and configured to disconnect the directional speaker in response to a first operation of the teller; the teller interphone is also connected with third-party equipment so as to communicate with the third-party equipment.

According to the utility model discloses an embodiment, directional loudspeaker's installation angle is adjustable.

According to the embodiment of the utility model, intercom equipment still includes the bracelet, with the automatic teller intercom passes through bluetooth or local area network and connects.

According to the utility model discloses an embodiment, the automatic teller intercom includes: a base; a teller microphone mounted on the base configured to receive teller voice information; a teller speaker mounted on the base; a call button mounted on the base configured to receive a first operation by a teller; and a signal transceiver mounted on the base and configured to send a call request to the bracelet and stop sending the teller voice information to the directional speaker in response to the first operation.

According to the utility model discloses an embodiment, teller intercom still includes: an authorization button mounted on the base configured to receive a second operation by the teller; and a signal transceiver configured to send an authorization request to the bracelet in response to a second operation by the teller.

According to the utility model discloses an embodiment, the automatic teller intercom still includes: and the information processing module is integrated in the base and is connected with the teller microphone, the teller loudspeaker, the call button, the authorization button and the signal transceiver.

According to the utility model discloses an embodiment, the information processing module is configured to respond to the teller's voice message that the teller microphone was received, will the teller voice message send to signal transceiver, makes signal transceiver with the teller voice message sends and gives to speaker or bracelet.

According to the utility model discloses an embodiment, information processing module is configured to respond to signal transceiver receives customer voice information or bracelet and wears personnel's voice information, will customer voice information or bracelet and wears personnel's voice information and send teller's speaker.

According to the utility model discloses an embodiment, the bracelet includes: a hand-ring belt; the bracelet body is installed on the bracelet band; the touch display screen is arranged on the bracelet body and used for displaying information and receiving the operation of a person wearing the bracelet; and a vibrator mounted on the bracelet body and configured to issue a vibration prompt in response to the authorization request.

According to the embodiment of the utility model, the signal transceiver receives the instruction sent by the bracelet through bluetooth or a local area network, and the instruction indicates the operation of the person wearing the bracelet; and the teller speaker is configured to emit an alert tone in response to the instruction.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

fig. 1 schematically shows a block diagram of an intercom system of a bank counter according to an embodiment of the present invention;

fig. 2 schematically shows a schematic illustration of an intercom of a bank counter according to an embodiment of the invention;

fig. 3 schematically illustrates a schematic talkback view of a bank counter according to another embodiment of the present invention;

fig. 4 schematically shows a structural diagram of a teller interphone according to an embodiment of the present invention; and

fig. 5 schematically shows a structure diagram of a teller interphone according to another embodiment of the present invention.

Description of the reference numerals

1: directional loudspeaker

2: client microphone

3: teller interphone

31: base seat

32: teller's microphone

33: teller loudspeaker

34: call button

35: signal transceiver

36: authorization button

37: information processing module

4: hand ring

41: bracelet belt

42: bracelet body

43: touch display screen

44: vibrator

Detailed Description

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The terms "comprises," "comprising," and the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.

All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. It is noted that the terms used herein should be interpreted as having a meaning that is consistent with the context of this specification and should not be interpreted in an idealized or overly formal sense.

Where a convention analogous to "A, B and at least one of C, etc." is used, in general such a construction is intended in the sense one having skill in the art would understand the convention (e.g., "a system having at least one of A, B and C" would include, but not be limited to, systems that have a alone, B alone, C alone, a and B together, a and C together, B and C together, and/or A, B, C together, etc.).

An embodiment of the utility model provides an intercom equipment of bank sales counter, a serial communication port, include: the directional loudspeaker 1 is arranged on the side, facing the customer, of the bank counter and is configured to emit directional sound waves to the customer; a client microphone 2 installed at one side of the bank counter where the directional speaker 1 is installed, and configured to receive a client voice message; and a teller interphone 3 installed at a teller-facing side of the bank counter, connected to the directional speaker 1 and the client microphone 2, and configured to disconnect the directional speaker 1 in response to a first operation of the teller; the teller interphone 3 is also connected with a third party device to communicate with the third party device.

It should be noted that the utility model provides a pair of intercom of bank sales counter can be used to the intercom field and the sound wave transmission field in finance field, also can be used to the arbitrary field except finance field, the utility model discloses do not limit to the application of intercom of bank sales counter.

The following describes in detail the intercom device of the bank counter according to the embodiment of the present invention with reference to the accompanying drawings.

Fig. 1 schematically shows a block diagram of an intercom apparatus of a bank counter according to an embodiment of the present invention.

The intercom device of the bank counter comprises a directional loudspeaker 1, a client microphone 2 and a teller interphone 3.

The directional loudspeaker 1 is arranged on the side, facing the customer, of the bank counter and is configured to emit directional sound waves to the customer. The directional loudspeaker 1 can be arranged on a glass partition plate on the side of the bank counter facing a client, and can also be arranged on an operation table top on the side of the bank counter facing the client.

The installation angle of the directional speaker 1 is adjustable. The installation angle of the directional loudspeaker 1 can be adjusted according to the position of the customer, so that the directional loudspeaker 1 emits directional sound waves to the direction of the customer.

The object can generate sound waves when vibrating, the low-frequency sound waves are generally transmitted around by taking a sound source as a center, and the sound waves which can be heard by human ears belong to the low-frequency sound waves. Therefore, it is generally considered that sound (audible sound) is propagated in all directions. In practice, sound pressure is different in each direction when the sound wave propagates. Through the control and processing of the sound source, the sound source can transmit sound along a certain path to form a directional sound source. The directional sound source can realize the directional transmission of sound waves, so that the sound is transmitted along a specified direction in the form of narrow-band sound beams, namely, a 'sound column' is sent, and only people positioned in the direction covered by the 'sound column' can hear the sound. The directional speaker 1 transmits a directional sound wave as a directional sound source to a specified direction in which the client is located so that only the client can hear the sound.

And a client microphone 2 installed at one side of the bank counter where the directional speaker 1 is installed, and configured to receive the client voice information.

The client microphone 2 and the directional loudspeaker 1 are arranged on the same side of the bank counter, and the client microphone 2 can be arranged on a glass partition plate on the side, facing the client, of the bank counter or on an operation table top on the side, facing the client, of the bank counter. In order to ensure that the customer microphone 2 can accurately receive the voice information sent by the customer, it is necessary to provide a certain installation distance between the customer microphone 2 and the directional speaker 1. For example, the client microphone 2 may be mounted on the bottom of a glass partition on the client-facing side of a bank counter, and the directional loudspeaker 1 may be mounted on the top of a glass partition on the client-facing side of a bank counter.

And the teller interphone 3 is arranged on one side of the bank counter, which faces the teller. The directional speaker 1 or the client microphone 2 and the teller interphone 3 are installed on different sides of the bank counter. The teller interphone 3 is connected to the directional speaker 1 and the client microphone, for example, by a bluetooth wireless connection. The teller interphone 3 is used for receiving the voice information of a teller and sending the voice information to the directional loudspeaker; the teller interphone 3 is also used for receiving the customer voice information sent by the customer microphone 2 and sending the customer voice information to the teller so as to realize the intercommunication between the customer and the teller.

The teller interphone 3 is configured to disconnect the directional speaker 1 in response to a first operation of the teller. When the teller needs to communicate with the staff inside the bank, the connection to the directional loudspeaker 1 needs to be disconnected so that the customer located outside the counter cannot hear the communication of the staff inside the bank. The first operation may be a function of turning off the teller interphone 3 from transmitting a signal to the directional speaker 1, or a function of turning off the teller interphone 3 from receiving the teller voice.

The teller interphone 3 is also connected with a third party device through bluetooth or a local area network to communicate with the third party device. The teller can also be connected with third-party equipment through the teller interphone 3 because the teller can need to remotely communicate with other staff in the business transaction process. The third-party equipment is also bank internal equipment and can be a fixed telephone, a smart phone, a smart computer and other electronic equipment with communication.

The technical scheme of the utility model among, the communication content and the mode of teller intercom 3 and third party's equipment all accord with the regulation of relevant legal regulation, have taken necessary secret measure, and do not violate the good custom of public preface to and the processing such as collection, storage, use, processing, transmission, provide, disclose and the application of customer personal information that relates, also all accord with the regulation of relevant legal regulation, taken necessary secret measure, and do not violate the good custom of public preface. Before the personal information of the user is obtained or collected, the authorization or the consent of the user is obtained.

The utility model provides a bank sales counter intercom equipment based on directional propagation makes customer and automatic teller effectively communicate in appointed scope, appointed direction, has reduced the risk that the customer was being dealt with the in-process privacy and is revealed effectively, promotes customer experience. In addition, the device can also carry out talkback interaction with a third-party device through a local area network (capable of crossing routes or network segments) transmission technology, and the working efficiency is improved.

Fig. 2 schematically shows a schematic talkback diagram of a bank counter according to an embodiment of the present invention.

The teller interphone 3 receives the voice information of a teller, transmits the teller voice information to the directional loudspeaker 1 through the Bluetooth technology, and the directional loudspeaker 1 is oriented to the position of the seat of the customer to transmit sound waves to the customer. After the customer receives the voice information of the teller, the customer can have a conversation with the teller through the customer microphone 2 installed on the counter.

The client microphone 2 receives the voice information of the client and transmits the voice information of the client to the teller interphone 3 through the Bluetooth technology.

The client microphone 2 is of a flat structure and is convenient to mount on a bank counter. The directional loudspeaker 1, the client microphone 2 and the teller interphone 3 are all powered by wired power supplies.

Fig. 3 schematically shows a schematic talkback diagram of a bank counter according to another embodiment of the present invention.

As shown in fig. 3, the intercom device of the bank counter includes. Directional loudspeaker 1, client microphone 2, teller interphone 3 and bracelet 4.

The bracelet 4 is worn by the business manager of bank, and the bracelet 4 passes through bluetooth or LAN with the teller intercom 3 and is connected, realizes business manager and teller's two-way intercommunication.

The bracelet 4 includes a bracelet band 41, a bracelet body 42, a touch display screen 43, and a vibrator 44. The bracelet body 42 is mounted on the bracelet band 41, and the touch display screen 43 and the vibrator 44 are mounted on the bracelet body 42.

The touch display screen 43 is used for displaying information and receiving operations of a person wearing the bracelet. When the teller sends information to the bracelet 4 through the teller interphone 3, the touch display screen 43 can display relevant information, and the business manager can also directly operate on the touch display screen 43 to reply to the teller.

A vibrator 44 configured to issue a vibration prompt in response to an associated request sent by the teller interphone 3. When the teller sends information to the bracelet 4 through the teller interphone 3, the vibrator 44 will send a vibration prompt to remind the business manager to reply to the teller.

The bracelet 4 further comprises a voice module, for example, a microphone and a speaker, for enabling voice intercom between the business manager and the teller.

Fig. 4 schematically shows a structure diagram of a teller interphone according to an embodiment of the present invention.

The teller interphone 3 includes a base 31, a teller microphone 32, a teller speaker 33, a call button 34, a signal transceiver 35 and an authorization button 36.

A teller microphone 32, mounted on the base 31, is configured to receive teller voice information. A teller speaker 33 mounted on the base 31 and configured to emit the received voice message to the teller.

A call button 34, mounted on the base 31, is configured to receive a first operation of the teller. The first operation may be the teller pressing the call button 34.

And a signal transceiver 35 mounted on the base 31 and configured to transmit a call request to the bracelet 4 and stop transmitting the teller voice information to the directional speaker 1 in response to a first operation.

When the teller presses the call button 34, the call request generated according to the first operation is sent to the bracelet 4 through the bluetooth or lan signal transceiver 35, and a communication connection is requested to be established with a business manager wearing the bracelet 4.

When the teller and the business manager communicate, the intercom device should be switched to the internal communication mode, and the customer cannot hear the internal communication between the teller and the business manager through the directional loudspeaker 1. In the intercom mode, when the signal transceiver 35 sends a call request to the bracelet 4, the teller interphone 3 establishes communication with the bracelet 4. At this time, the signal transceiver 35 transmits only the teller's voice signal to the bracelet and stops transmitting the voice signal to the directional speaker 1, but the signal transceiver 35 receives the business manager's voice information transmitted from the bracelet 4 and the customer's voice information transmitted from the customer microphone 2 at the same time.

An authorization button 36, mounted on the base 31, is configured to receive a second operation by the teller. The second operation may be the teller pressing the authorization button 36.

A signal transceiver 35 configured to send an authorization request to the bracelet 4 in response to a second operation by the teller. When the teller presses the authorization button 36, the authorization request generated according to the second operation is sent to the bracelet 4 through the bluetooth or the local area network signal transceiver 35, and the business manager wearing the bracelet 4 is requested to authorize.

The touch screen 43 of the bracelet 4 displays information requesting authorization, for example, cabinet number 1 requires authorization. A business manager wearing the bracelet 4 may enter an authorization operation on the touch screen 43 of the bracelet 4, for example, clicking a virtual button indicating authorization. After the business manager inputs the authorization operation, the bracelet 4 generates an authorization instruction and sends the receiving instruction to the teller interphone 3. After the signal transceiver 36 of the teller interphone 3 receives the authorization command sent by the bracelet 4 through bluetooth or a local area network, the teller speaker 33 is configured to send out an alarm sound in response to the authorization command to prompt the teller business manager that authorization is given.

Because the teller does not need to communicate with the business manager by voice when requesting the authorized operation of the business manager, the teller can directly press the authorization button 36 to request authorization, thereby reducing the communication process and accelerating the business handling speed.

Fig. 5 schematically shows a structure diagram of a teller interphone according to another embodiment of the present invention.

On the basis of the base 31, the teller microphone 32, the teller speaker 33, the call button 34, the signal transceiver 35 and the authorization button 36, the internal circuit of the teller interphone 3 further includes an information processing module 37.

An information processing module 37 is integrated inside the base 31 and is connected to the teller microphone 32, the teller speaker 33, the call button 34, the authorization button 35 and the signal transceiver 36.

An information processing module 37 configured to send the teller voice information to the signal transceiver 36 in response to the teller voice information received by the teller microphone 32, so that the signal transceiver 36 sends the teller voice information to the directional speaker 1 or the bracelet 4.

In the mode of teller and customer communication, the customer microphone 2 receives the customer voice information, and transmits the customer voice information to the signal transceiver 36 through the bluetooth technology, the signal transceiver 36 transmits the customer voice information to the information processing module 37, and the information processing module 37 processes the customer voice information and transmits the processed customer voice information to the teller speaker 33. After the teller microphone 32 receives the teller voice information, the teller voice information is transmitted to the information processing module 37, the information processing module 37 sends the processed teller voice information to the signal transceiver 36, and the signal transceiver 36 sends the teller voice information to the loudspeaker 1, so that the teller and the customer can perform voice talkback.

An information processing module 37 configured to send the customer voice information or the voice information of the person wearing the bracelet to the teller speaker 33 in response to the signal transceiver 36 receiving the customer voice information or the voice information of the person wearing the bracelet.

In the internal communication mode between the teller and the business, the information processing module 37 responds to the pressing operation received by the call button 34, converts the operation into a call request and sends the call request to the signal transceiver 36, and the signal transceiver 36 sends the call request to the bracelet 4 through bluetooth or a local area network so as to establish communication with the bracelet.

The voice module of bracelet 4 receives business manager's voice message, sends customer's voice message to signal transceiver 36 through bluetooth, and signal transceiver 36 sends business manager's voice message to information processing module 37, and information processing module 37 sends teller's speaker 33 after handling business manager's voice message. After the teller voice information received by the teller microphone 32, the teller voice information is transmitted to the information processing module 37, the information processing module 37 sends the processed teller voice information to the signal transceiver 36, and the signal transceiver 36 sends the teller voice information to the bracelet 4, so that the teller and the business manager can perform voice talkback.

In the process of the teller requesting authorization, the information processing module 37 responds to the pressing operation received by the authorization button 36, converts the operation into an authorization request and sends the authorization request to the signal transceiver 36, and the signal transceiver 36 sends the authorization request to the bracelet 4 through bluetooth or a local area network to request the business manager to authorize. The bracelet 4 converts the authorized operation into an authorized instruction after receiving the authorized operation of the business manager, and sends the authorized instruction to the teller interphone 3. The signal transceiver 36 receives the authorization instruction and transmits the authorization instruction to the information processing module 37, and the information processing module 37 generates a prompt instruction after processing the authorization instruction and transmits the prompt instruction to the teller speaker 33, so that the teller speaker 33 emits a prompt sound to prompt the teller manager that the authorization is given.

All the components of the talkback equipment are interconnected with the local area network transmission technology through the Bluetooth technology, the installation and debugging are convenient, and after the interconnection is successful, the equipment is arranged at a specified position. The utility model discloses an intercom equipment protection customer privacy effect is showing, makes the business exchange process between teller and the customer obtain the guarantee. The teller interphone in the interphone equipment has the calling function and the authorization request function, so that the related services can be authorized in time, and the user experience is improved.

The utility model provides an intercom equipment of bank sales counter can solve the problem that the customer met when the business was handled to high cabinet counter high-efficiently conveniently, and is easy and simple to handle, and to the user of service, it is lower to use the threshold. Meanwhile, the problem of privacy when a client transacts business is solved, the cooperation problem among workers at all stations of a network is effectively improved, and the working efficiency is improved.

In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Reference to the description of the terms "one embodiment," "a particular embodiment," "some embodiments," "for example," "an example," "a particular example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. The sequence of steps involved in the embodiments is for illustrative purposes, and the sequence of steps is not limited and may be adjusted as desired.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The embodiments of the present invention have been described above. However, these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Although the embodiments are described separately above, this does not mean that the measures in the embodiments cannot be used advantageously in combination. The scope of the invention is defined by the appended claims and equivalents thereof. Various alternatives and modifications can be devised by those skilled in the art without departing from the scope of the present invention, and these alternatives and modifications are intended to fall within the scope of the present invention.

Claims (10)

1. An intercom device of a bank counter, comprising:

the directional loudspeaker (1) is arranged on the side, facing the customer, of the bank counter and is configured to emit directional sound waves to the customer;

a client microphone (2) installed at one side of the bank counter where the directional speaker (1) is installed, and configured to receive client voice information; and

a teller interphone (3) mounted on the teller-facing side of the bank counter, connected to the directional speaker (1) and the client microphone (2), and configured to disconnect the directional speaker (1) in response to a first operation of the teller; the teller interphone (3) is also connected with third-party equipment so as to communicate with the third-party equipment.

2. Intercom device according to claim 1, characterized in that the installation angle of the directional loudspeaker (1) is adjustable.

3. The intercom device according to claim 1, characterized in that it also comprises a bracelet (4) connected to said teller interphone (3) by bluetooth or local area network.

4. An intercom set as in claim 3, characterized in that said teller interphone (3) comprises:

a base (31);

a teller microphone (32) mounted on the base (31) configured to receive teller voice information;

a teller speaker (33) mounted on the base (31);

a call button (34) mounted on the base (31) configured to receive a first operation by a teller; and

a signal transceiver (35) mounted on the base (31) configured to send a call request to the bracelet (4) and stop sending the teller voice information to the directional speaker (1) in response to the first operation.

5. The intercom set according to claim 4, characterized in that said teller interphone (3) further comprises:

an authorization button (36) mounted on the base (31) configured to receive a second operation by the teller; and

a signal transceiver (35) configured to send an authorization request to the bracelet (4) in response to a second operation by the teller.

6. The intercom set according to claim 5, characterized in that said teller interphone (3) further comprises:

an information processing module (37) integrated inside the base (31) connected to the teller microphone (32), the teller speaker (33), the call button (34), the authorization button (36) and the signal transceiver (35).

7. An intercom device according to claim 6, characterized in that the information processing module (37) is configured to send the teller voice information to the signal transceiver (35) in response to the teller voice information received by the teller microphone (32), causing the signal transceiver (35) to send the teller voice information to the directional loudspeaker (1) or the bracelet (4).

8. The intercom device according to claim 6, characterized in that the information processing module (37) is configured to send the customer voice information or the voice information of the person wearing the bracelet to the teller speaker (33) in response to the signal transceiver (35) receiving the customer voice information or the voice information of the person wearing the bracelet.

9. The intercom device according to claim 5, characterized in that said bracelet (4) comprises:

a hand ring band (41);

a bracelet body (42) mounted on the bracelet band (41);

the touch display screen (43) is installed on the bracelet body (42) and used for displaying information and receiving the operation of a bracelet wearing person; and

a vibrator (44) mounted on the bracelet body (42) configured to issue a vibration prompt in response to the authorization request.

10. The intercom device according to claim 9, characterized in that said signal transceiver (35) receives, through bluetooth or a local area network, an instruction issued by said bracelet (4), said instruction being indicative of the operation of the person wearing the bracelet; and the teller speaker (33) is configured to emit an alert tone in response to the instruction.

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