JPH0593152U - Cordless handset device - Google Patents

Abstract

(57) [Abstract] [Purpose] Make it small and lightweight so that it can be securely engaged with the ears and does not come off easily, and when it is not used, it can be integrated with the telephone body. . [Structure] Transmitting / receiving by wireless communication between the handset 1 having an ear-hook structure and the telephone body 10 to talk with the communication partner. The handset 1 includes at least the earpiece 2,
It has a soft, loop-shaped ear hook 3 that engages with the ear ring portion of the user's ear, and a substantially cylindrical projecting insertion portion 4 that is inserted into the ear canal. A wireless communication means 5 and a power source 6 for enabling wireless communication are built in respectively, and a stopper made of a shape memory alloy material is provided in the charging portion 4. The cordless telephone body 10 includes a dial portion 12,
The transmission voice input unit 13 is provided.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is a cordless handset that allows you to talk with a cordless telephone body at any distance from your body, frees up your physical activity, and makes the handset itself small and lightweight for easy handling. Regarding the device.

[0002]

[Prior Art]

 A cordless phone consists of a master unit that is connected to the telephone line by wire and a slave unit that is connected to this master unit by wireless communication.A typical slave unit is a charger that is connected to a power source. In addition, a handset called a handset, which is detachable via a charging terminal and capable of wireless communication with the base unit, is detachably set. Since this cordless phone does not have a cable line between it and the base unit, it can talk freely while in a wireless communication area and does not restrict physical activity. , The ones that have been extremely used.

However, many conventional cordless telephones of this type have a dial portion, a transmitting portion, and a receiving portion, respectively, which are mounted on the handset itself, and thus are bulky in weight and easy to carry. It wasn't. In addition, since it is necessary to always hold the handset itself in order to put the earpiece of the handset on the ear when making a call, the fact that the handset is troublesome has not been substantially solved.

In order to eliminate such a drawback, a receiver having only a receiver is separated from Japanese Utility Model Laid-Open No. 64-13835, a wireless transmitter / receiver having a dial portion is provided with a microphone via a cable, Japanese Unexamined Utility Model Publication No. Sho 64-28042 with an earphone connected, Japanese Unexamined Patent Publication No. Hei 2-174350 as an earphone type handset with a built-in microphone and speaker, and an earphone type via a cable to a small transceiver. Japanese Patent Application Laid-Open No. 2-174350, which is connected to a handset, proposes a compact and lightweight device.

[0005]

[Problems to be solved by the device]

 However, the above-mentioned proposed conventional one is forcibly inserted into the ear even when its earpiece has an earphone structure when it is made smaller and lighter. It came off during use and felt uncomfortable due to its own weight, which was extremely unnatural for wearing and using for a long time. Not only that, but when not in use when not in a call, the form of an integrated mounting set with the main body such as a charger has not been fully considered, and for this reason, it is appropriate to keep it separated from the main body. When it is called in such a way that when it is temporarily stored in a place, it is lost as it is, or the user cannot find the storage place, making it virtually impossible to use it. Sometimes lost the opportunity to call.

Therefore, the present invention has been devised in view of the above existing circumstances, and it is small and lightweight, and can be securely engaged and mounted on the user's ear. It is easy to carry and can be used comfortably even during long calls, and it is integrated with the phone body when not in use to prevent loss of it. It is an object of the present invention to provide a cordless handset device that can be used and is excellent in usability.

[0007]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, according to the present invention, transmission / reception is performed by wireless communication between the earpiece-structured earpieces 1, 21, 51, 71 and various telephone bodies (10, 30, 85). A telephone handset 1, 21, 51, 71 is provided with at least earpieces 2, 22, 52, 72, and engages with an earring portion of a user's ear. It has a soft, loop-shaped ear hook portion 3, 23, 53, 73, and a substantially cylindrical projecting insertion portion 4, 24, 54, 74 to be inserted into the ear canal, respectively. The wireless communication means 5, 25, 65, 75 and the power sources 6, 26, 66, 76 for enabling wireless communication with the main body (10, 30, 85) are incorporated respectively.

The receivers 1, 21, 51, 71 also include a transmitter 28, a charging terminal 31 that is charged when connected to the telephone body 30, and a telephone. The main body (10, 30, 85) can be configured so as to have an external appearance integrated with the main body (10, 30, 85) when being attached to the main body (10, 30, 85).

When the receivers 1 and 71 are separated from the telephone body (10, 85), the volume sensitivity of the transmission voice input units 13 and 83 of the telephone body (10, 85) is increased, and the receivers are separated. The handset units 1, 21, 71 can be configured to switch to a transmission / reception circuit by wireless communication with the telephone body (10, 30, 85).

The handset 1 is detachably attached to and attached to a cordless telephone body 10 having a dial unit 12, a transmission voice input unit 13, a reception voice output unit 14, a power supply 15 and the like. Can be

The handset 21 is combined with a telephone body 32 having a concave connecting portion 34 for fitting and housing the handset 21 itself and a dial portion 33, and a handset output portion 35 is provided on the side surface of the telephone body 32. The handset 37, which has the transmission input unit 36 and is connected to the telephone body 32 by a cable, can be supported via the hook unit 38.

The handset 51 is detachably connected via a cable 57 to a wireless body 60 having a dial portion 62 and capable of being attached to the body of the user, and the wireless body 60 serves as a master unit. It is possible to enable wireless communication with the telephone body.

The handset 71 can be detachably coupled to the handset body 85 at the earpiece position of the handset body 85 supported by the automobile telephone body 80 by the hook portion.

Further, the charging portion 4 can be provided with a stopper 9 made of a shape memory alloy material, which expands due to the body temperature at the time of charging into the ear canal and is pressed against the inner peripheral surface of the ear canal.

[0015]

[Action]

 In the cordless transmitter / receiver device according to the present invention, the ear hooks 3, 23, 53, 73 of the receivers 1, 21, 51, 71 are engaged with the user's ear ring portion, and the charging part 4, 24, 54 and 74 are inserted into the ear canal of the user so that they are securely attached to the ear.

At this time, the stopper 9 made of a shape memory alloy material provided in the charging portion 4 expands due to the body temperature in the ear canal, and is reliably pressed and locked to the inner peripheral surface of the ear canal.

When worn on the ear, the earpieces 2, 22, 52, 72 provided in the earpieces 1, 21, 51, 71 ensure that the user transmits the voice of the communication partner by wireless communication. Further, the transmitter 28 transmits the voice of the user to the communication partner. The earpieces 2, 22, 52, 72 are provided on the earpieces 1, 21, 51, 71 to be worn on the ears of the user, so that the user can separate from the telephone body (10, 30, 85). Even if you move to a different location, you can reliably transmit the voice of the other party.

When the telephone body (10, 30, 85) is attached to the telephone body (10, 30, 85), the handset body 1, 21, 51, 71, which has an external appearance integrated with the telephone body (10, 30, 85), is used during non-call. When not in use, the external shape of the handset device itself is simplified.

The charging terminal 31 automatically charges the power supply 26 of the handset 21 when the handset 21 is connected to the telephone body 32.

In the handset units 1, 21, 71 separated from the telephone body (10, 30, 85), between the handset units 1, 21, 71 and the telephone unit (10, 30, 85) Switch to the transmission / reception circuit by wireless communication, eliminate the confusion of selective use of the transmission / reception circuit, interference, etc., and increase the volume sensitivity of the transmission voice input unit 13, 83 of the telephone body (10, 85), Make sure that the voice, etc., from a remote user is input.

[0021]

【Example】

 Hereinafter, an embodiment of the present invention will be described with reference to the drawings. First embodiment shown in FIGS. 1 to 3, second embodiment shown in FIGS. 4 and 5, and FIG. 6 are shown. The third embodiment and the fourth embodiment shown in FIG. 7 will be sequentially described.

In the first embodiment shown in FIGS. 1 to 3, the earpiece 1 having the earpiece structure having the earpiece 2 is attached to and detached from the cordless telephone body 10 in an integrated manner. It is configured so that it can be installed and set at present.

As shown in FIG. 2 and FIG. 3, the earpiece 1 has a soft, loop-shaped ear hook 3 that engages with an earring portion of a user's ear, and an ear canal. Each has a substantially cylindrical projecting charging part 4 to be charged therein, and has a wireless communication means 5 and a power source 6 respectively built therein for enabling wireless communication with the cordless telephone body 10. It is a thing. Further, as shown in the figure, the ear hooking portion 3 is integrally formed with a cover portion 8 so as to cover the ear portion when it is attached to the ear, and the cover portion 8 is a cordless portion to be described later. It is designed to have a conical shape as a whole when it is connected to the telephone body 10, so that the design unity can be obtained.

The receiving section 2 is, for example, a speaker, and is arranged in the charging section 4 so as to have an earphone form so as to reliably transmit the voice of the communication partner to the user.

The ear hook 3 has a loop portion in which an ear ring portion fits and is firmly engaged with the loop portion, and is fitted and engaged by utilizing its own flexibility. Further, as shown in the figure, a step portion is formed in the middle of the ear hook portion 3 itself as seen from the side, and the step portion is brought into proper contact with the periphery of the ear ring portion when engaging with the ear ring portion. It is good to take into consideration.

As shown in FIG. 8, a stopper 9 made of a shape memory alloy material, which expands due to body temperature at the time of insertion into the ear canal and presses against the inner peripheral surface of the ear canal, is provided in the charging part 4. is there. The stopper 9 may be, for example, a tubular member having a slit fitted around the charging portion 4, or may be arranged at an appropriate interval around the charging portion 4 so that the lengthwise direction of the charging portion 4 increases. A plurality of strips arranged along the direction may be provided, or the strips may be formed in a spiral shape that winds around the charging portion 4, and the strips may be arranged. Further, the stopper 9 can be covered with a cover made of a soft material, if necessary, so that the stopper 9 is properly brought into contact with the inner peripheral surface of the ear canal. Needless to say, the shape of the stopper 9 is not limited to the illustrated example and the structure described above, and various types can be adopted.

The wireless communication means 5 receives the voice of the communication partner at the antenna 7 by transmission of AM waves, FM waves, etc. with the wireless communication means 11 in the cordless telephone body 10, and the reception section 2 receives this. It is output as voice or the like. The antenna 7 can be formed, for example, in an arc shape along the ear hook 3.

The power supply 6 is replaceable and built-in. If necessary, the power supply 6 is a rechargeable power supply, and a lightweight and compact power supply is used together with the wireless communication means 5.

On the other hand, the cordless telephone body 10 is provided with a wireless communication means 11 for communicating with the wireless communication means 5 in the handset body 1, a dial portion 12, a transmission voice input portion 13, a reception voice output portion 14, a power supply. It has 15 mag. Further, when the handset 1 is attached to and connected to the cordless telephone body 10 itself, it is assumed that the both 1 and 10 have an integral appearance, for example, in the form of a cone.

That is, as shown in FIG. 1, the cordless telephone body 10 itself is formed into a head-conical shape with an inclined upper surface, and the handset body 1 is mounted on the upper surface in a state of being turned down. Further, the dial portion 12 and the hook portion 16 are arranged, and the front portion is provided with the transmission voice input portion 13 whose volume sensitivity is increased by the hook portion 16 for detecting the detachment of the receiver 1 on the rear portion. In the figure, the receiving voice output sections 14 are arranged respectively, and a replaceable power source 15 is arranged at the bottom.

Reference numeral 17 is an antenna for communicating between the wireless communication means 5 and 11. In addition, by installing a microphone of the transmission voice input unit 13 on the upper end of the antenna 17, it is possible to effectively obtain input of voice or the like from a distant position.

The transmission voice input unit 13 is of a microphone for inputting the voice of a caller, etc., and the receiver 1 is detached from the cordless telephone body 10, and a considerable distance / distance from the user is obtained. Even if there is, the voice or the like is input so that the call can be made. Further, when the handset 1 is detached, the hook portion 16 which detects this detaches the handset 1 about 1 to 2 after the detachment. After a second, the volume sensitivity is increased so that the voice of the user separated from the cordless telephone body 10 is surely input.

Further, in the cordless telephone body 10, when the receiver body 1 is not separated, the transmission voice input portion 13 and the reception voice output portion 14 can communicate with the communication partner. Since these 13 and 14 are separately arranged on the front surface and the rear surface of the cordless telephone set 10, it is considered that howling between the both 13 and 14 does not occur.

When using this, the receiver unit 1 is detached from the cordless telephone unit 10, the other party is called by the dial unit 12, and the receiver unit 1 is engaged with the ear so that the voice of the communication partner can be heard via the receiver unit 2. Can be heard and can speak to the other party through the transmission voice input unit 13 of the cordless telephone body 10.

Further, when the handset 1 is attached to the upper surface of the cordless telephone body 10, a call can be made via the transmission voice input unit 13 and the reception voice output unit 14 of the cordless telephone body 10.

In the second embodiment shown in FIGS. 4 and 5, the earpiece structure 21 having the earpiece 22 and the transmitter 28 is detachably attached to the telephone body 30. It is configured so that it can be set.

As shown in FIG. 5, the handset 21 has a soft, loop-shaped ear hook 23 that engages with the earring portion of the user's ear on the upper side, and also in the ear canal. Each has a substantially cylindrical projecting charging portion 24 to be inserted into the central portion, and has a built-in wireless communication means 25 and a power source 26 for enabling wireless communication with the telephone body 10, respectively. It is provided with a charging terminal 31 to be charged when it is connected and connected to the body 30. 27 is an antenna connected to the wireless communication means 25.

The earpiece 22, the ear hook 23, the charging portion 24 and the like have substantially the same structure as the earpiece 2, the ear hook 3, the charging portion 4 and the like in the first embodiment.

The transmitter unit 28 has a microphone structure arranged substantially in the center of the receiver unit 21. The transmitter unit 28 is connected to the receiver unit 21 itself so as to communicate with the transmitter unit 21, for example, in the front-back direction thereof. A cylindrical sound collecting section 29 is formed (see FIG. 5). The microphone of the transmitter 28 is arranged at a large distance from the speaker of the receiver 22 so as not to affect each other.

The charging terminal 31 is provided on the bottom of the handset 21 in an exposed state, and is fitted into a concave connecting portion 34 formed on the upper surface of the telephone body 30 to be described later to obtain an electrical connection and to have a built-in power source 26. To charge.

On the other hand, as shown in FIG. 4, the telephone body 30 is provided with a dial portion 33 and a concave connecting portion 34 for accommodating and accommodating the handset body 21 on the upper surface of the telephone body 32 formed in a substantially flat rectangular parallelepiped shape. The telephone body 32 has a reception output section 35 and a transmission input section 36 on the side surface thereof, and a handset 37 connected to the telephone body 32 by a cable is supported via a hook portion 38.

It should be noted that the telephone body 32 can have a built-in reception voice output section 42 having a speaker structure and a transmission voice input section 48 having a microphone structure, respectively, and a receiver 39 by an antenna 39 connected to the wireless transmission means 41. Transmission and reception with the body 21 is possible.

When using this, it is of course possible to make a call while holding the handset 37 picked up from the telephone body 32, and when the handset 21 is detached from the telephone body 30 and separated. , The transmission / reception circuit is automatically switched to the handset 21 side, and when the handset 21 is attached to the ear, the handset unit 22 and the transmitter unit 28 provided in the handset unit 21 are used to connect with the telephone body 30. You can send and receive by wireless communication with and talk with the other party.

When the handset 21 is connected and connected to the telephone body 30, the power supply 26 of the handset 21 is automatically charged, and the handset 37 is automatically connected so that the transmission / reception circuit is connected. In addition, the call can be made by the reception voice output unit 42 and the transmission voice input unit 48 of the telephone body 32 without removing the handset 37.

In the third embodiment shown in FIG. 6, the earpiece 51 having the ear hook structure having at least the earpiece 52 is provided with the dial 62 so that the earpiece can be attached to the body of the user. The wireless device body 60 is detachably connected via a cable 57.

As shown in the figure, the earpiece 51, like the earpiece 21 in the second embodiment, is a soft, loop-shaped ear hook that engages with the earring portion of the user's ear. The upper portion has a portion 53, and the substantially cylindrical protruding insertion portion 54 to be inserted into the ear canal is provided in the substantially central portion. Also, the jack 61 for detachably connecting to the wireless body 60 is connected to the cable 57 end. It is provided in.

The receiver 51 shown in the figure also has a transmitter 58 and a sound collector 59 as in the second embodiment, and the transmitter 58 is used as the receiver 52. By installing it together, transmission / reception can be performed by this handset 51.

The wireless device body 60 includes a dial portion 62 covered with an openable / closable cover 63, and wireless communication means 65 and a power source are provided so as to enable wireless communication with a telephone body which is a master device (not shown). 66 and an antenna 67 are incorporated respectively, and a hook-shaped engaging portion 68 for engaging with a belt is attached so as to be attached to the body.

In using this, the handset 51 is connected to the wireless body 60 appropriately attached to the body via the cable 57, while the handset 51 itself is engaged with the ear, and the dial portion is used. 62 can call the other party and communicate through the receiver 52 to hear the other party's voice, and speak to the other party via the transmitter 58 or a transmitter voice input section (not shown) provided on the telephone body. You can

The fourth embodiment shown in FIG. 7 is configured to be suitable for a telephone system in an automobile, and the receiving portion of the handset is similar to the handset body 1 in the first embodiment. It is the one that is detachably attached.

That is, the handset 71 in the fourth embodiment is provided with the earpiece 72, and the handset body 85 is provided at the earpiece position of the handset body 85 supported by the hook on the car telephone body 80. It is detachably formed so that it has an external appearance that is integral with the attachment and connection. Then, as shown in the figure, a soft, loop-shaped ear hooking portion 73 that engages with the earring portion of the user's ear is provided on the upper side, and a substantially cylindrical projecting shape is inserted into the ear canal. Each of them has a charging section 74 substantially in the center, and a wireless communication means 75 for enabling wireless communication with the handset main body 85, a power supply 76, and an antenna 77 are respectively built therein.

A transmission voice input unit 83 is provided in the transmission portion of the handset main body 85. The transmission voice input unit 83 is provided when the receiver 71 is detached from the handset main body 85. The volume sensitivity is set to increase, and the voice of the caller in the car is efficiently collected.

When using this, it is of course possible to make a call while holding the handset main body 85 picked up from the car telephone main body 80, and the handset main body 85 is detached from the handset main body 85. When separated, the transmission / reception circuit automatically switches to the side of the handset 71, and by attaching the handset 71 to the ear, the earpiece 72 provided on the handset 71 and the transmission voice input part of the handset body 85. It is possible to make a call by using 83.

The transmitted voice input unit 83 may be provided in the receiver 71, and this can be arbitrarily selected.

[0055]

[Effect of the device]

 The present invention is configured as described above, and therefore, it can be made compact and lightweight, and when the user wears and uses it, the ear hooks 3, 23, 53, 73 allow the user's ear. It can be securely engaged with the device and cannot be disengaged easily, which makes it easy to carry and can be used comfortably even during long calls. Also, when not in use, that is, when not in use, it is integrated with the telephone body (10, 30, 85) and can be attached to it to prevent loss of the receivers 1, 21, 51, 71. It can be used not only integrally with the phone body (10, 30, 85) but also in a separated state, so the usage pattern can be selected according to the situation, and it is easy to use. Can be

That is, in the present invention, the earpieces 1, 21, 51, 71 are provided with at least earpieces 2, 22, 52, 72, and are related to the ear ring portion in the user's ear. It has a flexible, loop-shaped ear hook part 3, 23, 53, 73, and a substantially cylindrical projecting insertion part 4, 24, 54, 74 to be inserted into the ear canal. This ensures that the user's ear can be securely engaged with the user's ear, does not come off even by an unexpected external force, impact, etc., and does not restrict the physical activity of the user.

In particular, since the charging portion 4 is provided with the stopper 9 made of a shape memory alloy material, when the stopper 4 is inserted into the ear canal, it expands due to the body temperature in the ear canal and becomes Even if the user is different and the ear canal diameter is large or small, it does not come off easily due to the user's physical movements, etc., and the loop-shaped ear hooking part It can be firmly attached to the user's ear together with 3,23,53,73.

Further, the wireless communication means 5, 25, 65, 75 and the power sources 6, 26, 66, 76 built in the receivers 1, 21, 51, 71 are not connected to the telephone body (10, 30, 85). It enables line communication and allows users to talk even if they are away from the main body of the telephone (10, 30, 85). Also, unlike a conventional cordless telephone equipped with a dial unit, it is compact and lightweight. It can be handled very easily.

Furthermore, since the handsets 1, 21, 51, 71 themselves in the cordless telephone can be separated from the main body of the telephone (10, 30, 85), there are no restrictions on the behavior and movement of the user. In particular, since both hands are made completely free, it has versatility that is greatly useful for its use regardless of fields such as household, business, and automobile.

The earpieces 2, 22, 52, 72 of the earpieces 1, 21, 51, 71 and the voice transmission voice input parts 13, 58, 83 are separated from each other at an appropriate interval, and howling between them is performed. It does not give an unpleasant feeling to the user such as occurrence of.

When the receivers 1, 21, 51, 71 are separated from the telephone body (10, 30, 85), the receivers 1, 21, 51, 71 and the telephone body (10, 30, 85) are separated from each other. Since it is switched to the transmission / reception circuit by wireless communication between the two, it is possible to eliminate the confusion of selection and use of the transmission / reception circuit, interference, etc., while the volume of the voice transmission input section 13, 83 of the telephone body (10, 30, 85) Since the sensitivity is increased, it is possible to reliably input the voice from the user who is in a remote place and to make the communication with the communication partner smooth.

Further, the handset units 1, 21, 51, and 71, when combined and attached to the telephone body (10, 30, 85), have an appearance form integrated with the telephone body (10, 30, 85). Since it is a product, it can make the overall design look united and impressive, and also bring about a variety of designs.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a first embodiment.

FIG. 2 is a front view of a receiver.

FIG. 3 is a side sectional view of a receiver.

FIG. 4 is a perspective view of a second embodiment.

FIG. 5 is a front view when the earpiece is attached to the ear for use.

FIG. 6 is an exploded perspective view of the third embodiment.

FIG. 7 is a perspective view of a fourth embodiment.

FIG. 8 is a side sectional view of a charging portion.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Handset body 2 Earpiece section 3 Ear hook section 4 Charging section 5 Wireless communication means 6 Power supply 7 Antenna 8 Cover section 9 Stopper 10 Cordless telephone body 11 Wireless communication means 12 Dial section 13 Transmitted voice input section 14 Received voice output section 15 Power supply 16 Hook part 17 Antenna 21 Handset 22 Handset 23 Ear hook 24 Insertion part 25 Wireless communication means 26 Power supply 27 Antenna 28 Transmitter 29 Sound collector 30 Telephone body 31 Charging terminal 32 Telephone basic body 33 Atial part 34 Connection section 35 Reception output section 36 Transmission input section 37 Handset 38 Hook section 39 Antenna 41 Wireless transmission means 42 Reception voice output section 43 Transmission voice input section 51 Reception unit 52 Reception section 53 Ear hook section 54 Installation section 57 Cable 58 Transmitting section 59 Sound collecting section 60 Radio unit 61 Jack 62 Dial Part 63 Cover 65 Wireless communication means 66 Power supply 67 Antenna 68 Engagement part 71 Handset body 72 Earpiece part 73 Ear hooking part 74 Loading part 75 Wireless communication means 76 Power supply 77 Antenna 80 Car phone main body 83 Transmission voice input part 85 Handset main body

Claims (10)

[Scope of utility model registration request] 1. A cordless handset device for transmitting and receiving by wireless communication between a handset body having an ear-hanging structure and various telephone bodies, and making a call with a communication partner, wherein the handset body has at least a receiver. It has a soft, loop-shaped ear hooking portion that engages with the earring portion of the user's ear, and a substantially cylindrical protruding loading portion that is loaded into the ear canal. A cordless handset device comprising a wireless communication means for enabling wireless communication with the main body and a power supply, respectively. 2. The cordless handset device according to claim 1, wherein the handset also includes a transmitter. 3. The cordless handset device according to claim 1, wherein the handset has a charging terminal that is charged when connected to the telephone body. 4. The cordless handset device according to any one of claims 1 to 3, wherein the handset has an external appearance that is integrated with the main body of the telephone when attached to the main body of the telephone. 5. The handset, when separated from the telephone body,
The cordless handset device according to any one of claims 1 to 4, wherein the volume sensitivity of the transmission voice input unit of the telephone body is increased and the transmission / reception circuit is switched by wireless communication with the receiver. 6. The handset body is adapted to be detachably attached to and attached to a cordless telephone body having a dial section, a transmission voice input section, a reception voice output section, a power source and the like. 6. The cordless handset device according to any one of 5 to 5. 7. The handset is combined with a telephone main body provided with a concave connecting portion for accommodating and accommodating the handset itself and a dial portion, and a telephone receiver output portion and a voice input portion are provided on a side surface of the telephone body. The cordless handset device according to any one of claims 1 to 5, which has a handset connected to the telephone body by a cable via a hook portion. 8. A handset body is detachably connected via a cable to a wireless body having a dial part, which can be attached to a user's body, and the wireless body is a main body of a telephone body. The cordless handset device according to claim 1, wherein the cordless handset device enables wireless communication. 9. The cordless according to claim 1, wherein the handset is detachably coupled to the handset body at a position of a handset body supported by a hook portion on the car telephone body. Handset device. 10. A stopper made of a shape memory alloy material, which is expanded in the ear canal due to body temperature at the time of insertion into the ear canal and is pressed against the inner peripheral surface of the ear canal. Cordless handset device according to any one of the above.