CN207442486U - Onboard charger - Google Patents
Onboard charger Download PDFInfo
- Publication number
- CN207442486U CN207442486U CN201721448947.4U CN201721448947U CN207442486U CN 207442486 U CN207442486 U CN 207442486U CN 201721448947 U CN201721448947 U CN 201721448947U CN 207442486 U CN207442486 U CN 207442486U
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- master board
- onboard charger
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- button
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Abstract
The utility model provides a kind of onboard charger, and what is be electrically connected including master board, with master board is used to be electrically connected the power supply module of built-in vehicle power port；Master board is equipped with the wireless communication module for being used to receive the accompaniment signal of mobile terminal device being connected electrically, be electrically connected with master board for receiving the speech reception module that chanteur sings opera arias, the music signal sending module for being used to music signal being sent to the vehicle-mounted console of vehicle for being used to carrying out reverberation and being processed into the reverb module of complete music signal and be electrically connected with master board accompaniment signal and signal of singing opera arias being electrically connected with master board.Onboard charger provided by the utility model by the design of reverb module and music signal sending module, solves the problems, such as that onboard charger of the prior art does not have K song functions.
Description
Technical field
The utility model belongs to charger technologies field, is to be related to a kind of onboard charger more specifically.
Background technology
It drives to go on a long journey, charging unit is essential, at this point, onboard charger is a good selection.Existing skill
Onboard charger in art not only has multiple be used for the USB port of external equipment charging and for showing vehicle accumulator
The display screen of voltage, and multiple cigar lighter extension mouths are also devised with to extend the function of onboard charger.But existing vehicle
It is still not diversified enough to carry the function of charger, as onboard charger does not have K song functions so that in startup procedure, interior atmosphere
It is not cheerful and light-hearted enough.
Utility model content
The purpose of this utility model is to provide a kind of onboard charger, to solve vehicle-mounted charge in the prior art
Device does not have the technical issues of K song functions.
To achieve the above object, the technical solution adopted in the utility model is：A kind of onboard charger is provided, including master
Control panel, the power supply module for being used to be electrically connected built-in vehicle power port being electrically connected with the master board, the master board
The wireless communication module for being used to receive the accompaniment signal of mobile terminal device being connected electrically is equipped with, for receiving chanteur
The speech reception module sung opera arias, what is be electrically connected with the master board is used for the accompaniment signal and signal of singing opera arias progress reverberation
It is processed into the reverb module of complete music signal and what is be electrically connected with the master board is used to send the music signal
To the music signal sending module of the vehicle-mounted console of the vehicle, the music signal sending module is FM transmitting modules, indigo plant
Tooth sending module or data line.
Further, it is additionally provided with the display module being connected electrically in the master board.
Further, it is additionally provided with the MIM message input module being connected electrically in the master board.
Preferably, described information input module is at least one in USB interface and TF card seat.
Further, the charging interface to charge for external equipment being connected electrically is additionally provided in the master board.
Further, the controller for being used to control music being connected electrically, institute are additionally provided in the master board
Stating controller includes the back spacer, start and stop key and the advance key that are juxtaposed in the master board.
Further, the onboard charger further includes regulation button and start-stop button, and the regulation button includes button
Main body, the retrogressing bar connected with the back spacer extended downwardly along the bottom side of the button body, along the button master
The advance bar being connected with the advance key contacts and the center for being opened in the button body that the bottom side of body extends downwardly
The through hole passed through for the top of the start and stop key, the start-stop button is arranged in the top of the start and stop key.
Preferably, card slot is offered at the top of the start and stop key, the bottom of the start-stop button is offered for accommodating
The holding tank at the top of start and stop key is stated, the position that the card slot is corresponded in the holding tank is equipped with the card being arranged in the card slot
Block.
Further, the onboard charger includes bottom case and the upper cover being covered on the bottom case, the bottom case and institute
It states upper cover and is enclosed the accommodating chamber for being useful for accommodating the master board；It is the USB interface, the charging interface, described aobvious
Show module, the back spacer, the advance key and the start and stop key arranged on the master board close to the one of the upper cover
Side.
Preferably, the speech reception module is the microphone being arranged in the master board；
Alternatively, the speech reception module be the wire microphone with plug, the master board have for institute
State the connecting pin that plug plugs；
Alternatively, the speech reception module is the Bluetooth microphone with Bluetooth transmission module, the master board has
The bluetooth receiving module being connected with the Bluetooth transmission module communication.
The advantageous effect of onboard charger provided by the utility model is：Compared with prior art, the utility model
Onboard charger is realized by adding the design of reverb module and music signal sending module by the companion of mobile terminal device
It sings and singing opera arias for chanteur is mixed and amplified, and the purpose played back by the sound equipment of vehicle-mounted console, so as to fulfill
The purpose of interior K songs, so that the functional diversities of the onboard charger of the utility model.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the circuit theory schematic diagram for the onboard charger that the utility model embodiment provides；
Fig. 2 is the stereoscopic schematic diagram for the onboard charger that the utility model embodiment provides；
Fig. 3 is longitudinal schematic cross-sectional view of Fig. 2；
Fig. 4 is the internal structure schematic diagram of Fig. 2；
Fig. 5 is the structure diagram of the upper cover in Fig. 2；
Fig. 6 is the structure diagram of the regulation button in Fig. 2.
Wherein, each reference numeral in figure：
1- bottom cases；2- upper covers；21- information input windows；22- charge windows；23- display windows；24- controls window；3-
Transparent glasses lens；4- regulation buttons；41- button bodies 41；42- retreats bar；43- advance bars；44- through holes；45- positioning plates；5- is opened
Stop button；51- fixture blocks；6- master boards；7- power supply battery plates；10- wireless communication modules；20- speech reception modules；30- reverberation
Module；40-FM transmitting modules；50- display modules；60- MIM message input modules；600- grooves；61-USB interfaces；62- chargings
Mouthful；63- digitron display screens；64- microphones；65- back spacers；66- advance keys；67- start and stop keys；670- card slots；68-TF decks；
69- master chips；70- power supply modules；71- cathode Elastic buckles；72- anode elastic heads；73- protrusions.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, are further elaborated the utility model.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
The fingers such as " on ", " under ", "front", "rear", "left", "right", " top ", " bottom " " interior ", " outer " it is to be appreciated that term
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description rather than instruction or imply that signified device or element there must be specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that limitation to the utility model.
Referring to Fig. 1, existing illustrate onboard charger provided by the utility model.The onboard charger includes master control
Making sheet 6, power supply module 70, wireless communication module 10, speech reception module 20, reverb module 30 and music signal sending module,
Power supply module 70, wireless communication module 10, reverb module 30 and music signal sending module are electrically connected respectively with master board 6,
And wireless communication module 10, speech reception module 20, reverb module 30 may be contained in master board 6, specifically, in this implementation
In example, wireless communication module 10 is preferably bluetooth module, referring to Fig. 3, bluetooth module and reverb module 30 are integrated in main control
On the master chip 69 of plate 6.For being electrically connected built-in vehicle power port, wireless communication module 10 is used to receive above-mentioned power supply module 70
Accompaniment signal from mobile terminal device, speech reception module 20 is for reception singing opera arias from chanteur, reverb module 30
Complete music signal is processed into for accompaniment signal and signal of singing opera arias to be carried out reverberation, music signal sending module is used for sound
Music signal, which is sent, to be received and plays for vehicle-mounted console.Music signal sending module for FM transmitting modules, bluetooth sending module or
Data line.
If music signal sending module is FM transmitting modules 40, the onboard charger of the utility model embodiment is using
When, onboard charger is inserted into built-in vehicle power port first, so that power supply module 70 accesses power supply, then FM transmitter units
Start to emit FM radio, the FM that FM transmitter units are sent can be received by adjusting the FM radio station receives frequency of vehicle-mounted console
Radio at this point, onboard charger is connected completion with vehicle-mounted console, finally opens mobile terminal device bluetooth, searches for bluetooth
Signal is to connect the bluetooth module of upper onboard charger, at this point, onboard charger is connected completion with mobile terminal device；When singing
When person prepares K songs, the APP opened on mobile terminal device sings software, and the accompaniment signal of mobile terminal device is passed through bluetooth
The bluetooth module of onboard charger is sent to, and accompaniment signal is sent to master board 6, while chanteur couple by bluetooth module
It speech reception module 20 to sing opera arias, speech reception module 20 sings opera arias chanteur's to be processed into sing opera arias and be sent to master control after signal
Making sheet 6, and accompaniment signal and signal of singing opera arias be sent to reverb module 30 by master board 6, reverb module 30 will receive
Accompaniment signal and signal of singing opera arias are mixed, zoom into complete music signal and send meeting master board 6, are finally believed by music
Music signal is sent to vehicle-mounted console by number sending module, and plays out complete music by the sound equipment of vehicle-mounted console, from
And complete K songs.Music signal sending module is bluetooth sending module or data line, and situation is similar.It is sent out using bluetooth
It when sending module, communicates and connects with the bluetooth receiving module on automobile, realize that signal transfers.Using on data line, with automobile
The corresponding interface communication connection, realize signal transfer.
Onboard charger provided by the utility model, compared with prior art, the onboard charger of the utility model pass through
The design of reverb module 30 and music signal sending module is added, is realized the vocal accompaniment of mobile terminal device and chanteur
It sings opera arias and is mixed and amplified, and the purpose played back by the sound equipment of vehicle-mounted console, it is achieved thereby that the mesh of car K songs
, so that the functional diversities of the onboard charger of the utility model.
Preferably, Fig. 3 or Fig. 4 is referred to, a kind of specific embodiment party as onboard charger provided by the utility model
Formula, above-mentioned speech reception module 20 are preferably the microphone 64 being arranged in master board 6, and chanteur can be sung opera arias by microphone 64
Voice signal be converted into electric signal.
Alternatively, speech reception module 20 can also be the wire microphone with plug, master board 6 has for inserting
The connecting pin that head plugs.Wire microphone is user-friendly, and wire microphone can receive clearer use closer to user
Family sound.The voice signal that user is sung opera arias by wire microphone is converted into electric signal.The plug of wire microphone can be
3.5mm plugs or USB plug or other types of audio jack.Connecting pin is adapted with plug.For example plug is that 3.5mm is inserted
Head, connecting pin are 3.5mm interfaces.
Alternatively, the speech reception module 20 can also be the Bluetooth microphone with Bluetooth transmission module, master board 6
With the bluetooth receiving module being connected with Bluetooth transmission module communication.Bluetooth microphone is user-friendly, and Bluetooth microphone is more
Close to user, clearer user voice can be received.Preferably as a kind of tool of onboard charger provided by the utility model
Body embodiment, above-mentioned speech reception module 20 can also be used to receive call sound, and above-mentioned wireless communication module 10 can be additionally used in
Call voice signal is sent to mobile terminal device, it can be seen that, the onboard charger of the utility model can also be used to be powered
Words,, can be with if mobile terminal device has incoming call in the case where mobile terminal device has been completed to be connected with onboard charger
It is connected by onboard charger, call sound can be received by speech reception module 20, and be sent by bluetooth
To mobile terminal device so that other side can hear, so as to complete the call function of onboard charger, and then solve driver and exist
The problem of mobile terminal device is answered the call can not be held during driving with hand.
Further, also referring to Fig. 1, Fig. 3 and Fig. 4, one kind as onboard charger provided by the utility model
Specific embodiment, be additionally provided in above-mentioned master board 6 be connected electrically for showing the display module 50 of FM launching frequencies,
Specifically, display module 50 includes the digitron display screen 63 for being arranged in master board 6 and being electrically connected with master board 6, lead to
It crosses digitron display screen 63 and shows FM launching frequencies, connected so that carrying out FM transmittings in onboard charger and vehicle-mounted console
When, operator can carry out frequency modulation according to the data shown on digitron display screen 63, be adjusted so as to improve vehicle-mounted console
The speed of FM radio station receives frequency.
Further, referring to Fig. 1, a kind of specific embodiment as onboard charger provided by the utility model,
The MIM message input module 60 being connected electrically is additionally provided in above-mentioned master board 6, occupant can pass through MIM message input module
Then audio-frequency information is sent to vehicle-mounted middle control by 60 input audio-frequency informations into master board 6 by music signal sending module
In platform, so as to be played back by the loudspeaker of vehicle-mounted console, so that the vehicle-mounted console of no network function can also connect
It receives the audio-frequency informations such as music or the news of external equipment and plays back.
Preferably, Fig. 3 and Fig. 4 is referred to, a kind of specific embodiment party as onboard charger provided by the utility model
Formula, above- mentioned information input module 60 are USB interface 61 and TF card seat 68, and USB interface 61 is arranged on the upper side of master board 6, TF
Deck 68 is arranged on the downside of master board 6, when occupant wants to listen the music in USB flash disk or TF card, can by USB flash disk or
Music in person's TF card is uploaded to master board 6 by USB interface 61 or TF card seat 68 and is listened to, and can also be inserted into USB flash disk
The music in USB flash disk or the music that will directly be played in TF card insertion TF card seat 68 in TF card are directly played in USB interface 61.
Certainly, in the other embodiment of the utility model, MIM message input module 60 can be in USB interface 61 or TF card seat 68 extremely
It is one few, meanwhile, MIM message input module 60 can also be above-mentioned bluetooth module, will be in mobile terminal device by bluetooth module
Music be uploaded in onboard charger and listened to.
Further, please refer to Fig.1 and Fig. 4, a kind of specific implementation as onboard charger provided by the utility model
Mode is additionally provided with the charging interface 62 to charge for external equipment being connected electrically in above-mentioned master board 6, specifically, filling
Electrical interface 62 is for connecting the USB seats of the data cable of external equipment, when the external equipment of occupant needs to charge, is only needed
One end of data cable is connected with external equipment, in other end insertion charging interface 62, it is possible to which external equipment is started to fill
Electricity.
Further, please refer to Fig.1 and Fig. 4, a kind of specific implementation as onboard charger provided by the utility model
Mode, be additionally provided in upper master board 6 be connected electrically for controlling music and controlling the controller of FM launching frequencies,
Controller includes the back spacer 65, start and stop key 67 and the advance key 66 that are juxtaposed in master board 6.When onboard charger is in
During frequency modulation state, back spacer 65, which represents, turns FM launching frequencies down, and advance key 66, which represents, tunes up FM launching frequencies；When needs are broadcast
When putting the music on, start and stop key 67, which represents, plays or suspends music, and back spacer 65 represents a upper song, and advance key 66 represents next song；This
Outside, controller noted above can be also used for control voice call, and when hearing incoming ring tone, start and stop key 67, which represents, to be connected or hang up
Phone.
Preferably, Fig. 3 and Fig. 4 is referred to, a kind of specific embodiment party as onboard charger provided by the utility model
Formula, above-mentioned master board 6 include the upper side that is oppositely arranged and downside, the left surface and right flank being oppositely arranged and opposite
The leading flank of setting and trailing flank.Microphone 64, USB interface 61, charging interface 62, back spacer 65, advance key 66, start and stop key 67 and
Digitron display screen 63 may be contained within the upper side of master board 6, wherein, USB interface 61 and charging interface 62 are close to leading flank
Position be set up in parallel, microphone 64 be arranged between USB interface 61 and charging interface 62, digitron display screen 63 is close to trailing flank
Position is set, and back spacer 65, start and stop key 67 and advance key 66 are set up in parallel successively close to intermediate position, and back spacer 65 is close
The position of left surface is set；Above-mentioned TF card seat 68 and master chip 69 are arranged at the downside of master board 6, and wherein TF card seat 68 leans on
The position of nearly trailing flank is set.
Preferably, Fig. 3 and Fig. 4 is referred to, a kind of specific embodiment party as onboard charger provided by the utility model
Formula, above-mentioned power supply module 70 include power supply battery plate 7, with power the two cathode Elastic buckles 71 being electrically connected of battery plate 7 and with power supply
The anode elastic head 72 that battery plate 7 is electrically connected；Specifically, power supply battery plate 7 and 6 vertical connection of master board, power supply battery plate 7 with master
The position of the close left and right ends of 6 connecting place of control panel is extended with protrusion 73, master board 6 to the direction of master board 6 respectively
The position of respective protrusions 73 is equipped with groove 600, and the battery plate 7 that is arranged in groove 600 will to power of protrusion 73 is positioned at master board 6
On.
Further, Fig. 2 and Fig. 3 is referred to, a kind of specific implementation as onboard charger provided by the utility model
Mode, above-mentioned onboard charger include bottom case 1 and the upper cover 2 being covered on bottom case 1, and bottom case 1 and upper cover 2 have been enclosed receiving
Chamber, master board 6 and power supply battery plate 7 are contained in accommodating chamber.Specifically, USB interface 61 and charging interface 62 are corresponded in upper cover 2
Position offer for USB flash disk and data cable insertion information input window 21 and charge window 22；Charactron is corresponded in upper cover 2 to show
The position of display screen 63 offers display window 23, and the position of display window 23 is covered with watches digitron display screen for passengers inside the car
The transparent glasses lens 3 of data on 63；Back spacer 65, advance key 66 and 67 position of start and stop key are corresponded in upper cover 2 and offers control window
Mouthfuls 24, the position of control window 24 is equipped with regulation button 4 and start-stop button 5, can be by regulation button 4 and start-stop button 5
The outside of onboard charger manipulates back spacer 65, advance key 66 and start and stop key 67, and music and adjusting are adjusted so as to reach
The purpose of FM launching frequencies.
Further, referring to Fig. 6, a kind of specific embodiment as onboard charger provided by the utility model,
Above-mentioned regulation button 4 include button body 41, extended downwardly along the bottom side of button body 41 with back spacer 65 connect
Bar 42 is retreated, the advance bar 43 and being opened in connected with advance key 66 extended downwardly along the bottom side of button body 41 is pressed
The through hole 44 passed through for the top of start and stop key 67 of the center of button main body 41, start-stop button 5 are arranged in the top of start and stop key 67
Portion.The regulation button of the utility model embodiment when in use, when needing to press back spacer 65, it is only necessary to press button body
Pressing force is transmitted to back spacer 65 by retreating bar 42, back spacer 65 is pressed so as to reach by 41 top side close to the position of left end
Purpose, likewise, when needing to press advance key 66, it is only necessary to press the top side of button body 41 close to the position of right end i.e.
Can, and when needing to press start and stop key 67, it is only necessary to press start-stop button 5.
Further, referring to Fig. 3, a kind of specific embodiment as onboard charger provided by the utility model,
The top of above-mentioned start and stop key 67 offers card slot 670, offers to accommodate the receiving of start and stop key 67 on the bottom of start-stop button 5
Slot (does not mark) in figure, and the position that card slot 670 is corresponded in holding tank is equipped with and is arranged in fixture block 51 in card slot 670, during installation, opens
The top for stopping key 67 is contained in holding tank, and fixture block 51 is arranged in card slot 670, so that start-stop button 5 is firmly installed on
The top of start and stop key 67.
Further, referring to Fig. 6, a kind of specific embodiment as onboard charger provided by the utility model,
The bottom of above-mentioned button body 41 is outward extended with a circle positioning plate 45, and the top end face of positioning plate 45 is limited in the control of upper cover 2
The lower face of window 24, so as to prevent regulation button 4 from being dropped out from control window 24.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. onboard charger, be electrically connected including master board, with the master board for being electrically connected built-in vehicle power port
Power supply module, which is characterized in that the master board be equipped be connected electrically for receiving the companion of mobile terminal device
The wireless communication module of signal is sung, for receiving the speech reception module that chanteur sings opera arias, is electrically connected with the master board
For by the accompaniment signal and signal of singing opera arias carry out reverberation be processed into complete music signal reverb module and with the master
The music signal sending module for being used to the music signal being sent to the vehicle-mounted console of the vehicle of control panel electrical connection,
The music signal sending module is FM transmitting modules, bluetooth sending module or data line.
2. onboard charger as described in claim 1, which is characterized in that be additionally provided with what is be connected electrically in the master board
Display module.
3. onboard charger as claimed in claim 2, which is characterized in that be additionally provided with what is be connected electrically in the master board
MIM message input module.
4. onboard charger as claimed in claim 3, which is characterized in that described information input module is USB interface and TF card
It is at least one in seat.
5. onboard charger as claimed in claim 4, which is characterized in that be additionally provided with what is be connected electrically in the master board
The charging interface to charge for external equipment.
6. onboard charger as claimed in claim 5, which is characterized in that be additionally provided with what is be connected electrically in the master board
For controlling the controller of music, the controller includes the back spacer being juxtaposed in the master board, start and stop
Key and advance key.
7. onboard charger as claimed in claim 6, which is characterized in that the onboard charger further includes regulation button and opens
Stop button, the regulation button includes button body, extended downwardly along the bottom side of the button body with it is described retreat it is bonded
Touch connection retrogressing bar, the advance bar being connected with the advance key contacts extended downwardly along the bottom side of the button body and
The through hole passed through for the top of the start and stop key of the center of the button body is opened in, the start-stop button is arranged in
The top of the start and stop key.
8. onboard charger as claimed in claim 7, which is characterized in that card slot is offered at the top of the start and stop key, it is described
The bottom of start-stop button offers to accommodate the holding tank at the top of the start and stop key, and the card slot is corresponded in the holding tank
Position be equipped with and be arranged in fixture block in the card slot.
9. onboard charger as claimed in claim 8, which is characterized in that the onboard charger includes bottom case and is covered on institute
The upper cover on bottom case is stated, the bottom case and the upper cover are enclosed the accommodating chamber for being useful for accommodating the master board；It is described
USB interface, the charging interface, the display module, the back spacer, the advance key and the start and stop key are arranged on described
The one side of the close upper cover of master board.
10. such as claim 1-9 any one of them onboard chargers, which is characterized in that the speech reception module is setting
Microphone in the master board；
Alternatively, the speech reception module is the wire microphone with plug, the master board has to insert with described
The connecting pin that head plugs；
Alternatively, the speech reception module is the Bluetooth microphone with Bluetooth transmission module, the master board has and institute
State the bluetooth receiving module of Bluetooth transmission module communication connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720306021 | 2017-03-27 | ||
| CN2017203060215 | 2017-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207442486U true CN207442486U (en) | 2018-06-01 |
Family
ID=62290804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721448947.4U Active CN207442486U (en) | 2017-03-27 | 2017-11-01 | Onboard charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207442486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562164A (en) * | 2019-09-11 | 2019-12-13 | 广东法波德机器人科技有限公司 | Vehicle-mounted robot and vehicle |
-
2017
- 2017-11-01 CN CN201721448947.4U patent/CN207442486U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562164A (en) * | 2019-09-11 | 2019-12-13 | 广东法波德机器人科技有限公司 | Vehicle-mounted robot and vehicle |
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Address after: 518000 Guangdong province Shenzhen city Longhua District Guanlan Street Star Community Miao Xi industrial zone, Rong Industrial Park A building four floor 401 Patentee after: Shenzhen Jiemeisi Industrial Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Guanlan Street Star Community Miao Xi industrial zone, Rong Industrial Park A building four floor 401 Patentee before: SHENZHEN JIEMEISI AUDIO TECHNOLOGY Co.,Ltd. |