供應(yīng)Zui新藍(lán)牙耳機，藍(lán)牙免提耳機，藍(lán)牙無線耳機

樣品承認(rèn)書

sample specapproval sheet

sample & drawingsfor customer approval

客戶名稱:

customer

樣品型號:mmd-0553-bl

modelno.

please return oneset sample approval sheet to us with your approvedsignatures，thanks!

shangyestreet, yongjun road, shuilang country, dalingshan town, dongguancity, guangdong province, chinatel: +86-0769-85417910 fax:+86-0769-85411010

e-mail:(1)[email protected](2)[email protected](3)[email protected]

homepage:www.yujialtd.comglobalsources:www.globalsources.com/yujialtd.co

1profile

with bluetooth chipset built-in,this headset can be used to enjoy your music and you won’t miss anycall while you’re working. volume adjustable, last/next song pickup, pause function, high sensitivity microphone, noecho，with noise cancelling. music would pauseautomatically while a call’s coming in, and would start again whileyou end your communication, so that you can enjoy your music at anymoment.

2 productdrawing

3. buttondescription：

：on/off/play/pause/，keep press it for start the machine, then keeppress again for shut down. when the machine started, click thisbutton for play, click again for pause. click it for communicationwhen a call’s coming in.

：click it for next song.

：click it for last song.

v+：volume down.

v-：volume up.

4.specification：

static current： under 10ua

workingcurrent：under 30ma

workingvoltage：4.2v

charge current： 30ma---150ma（red led light up）

headset outputpower： max output power：l 20mw r 20mw（32ω）

batterycapacity： 330mah 3.7v

charge time： 3 hours

working time： above 8 hours

battery life： charge and discharge≥300 times

bluetooth receiving availabledistance：open and no block, availabledistance≥10m

input voltage： dc___5v/200ma plug in usb port of pc

standby time： above 30 hours

support v2.1+edr bluetoothversion class 2

5. userguide：

1.pairing：

keep press for 6---8s, theheadset would search the other bluetooth deviceautomatically（blue led /red led flash byturns），then open bluetooth function of mobile phone,choose to search a new bluetooth device, when mobile phone showmodel mmd-0553, that means it has found the headset, choose to linkthe headset, input bluetooth default password 0000, paringsucceed.

2. ???fornextsong，?for lastsong

3.v+、v for volume adjust

4. clickfor pause. pause for50s,then the machine wouldshut down automatically

5. keep pressfor shut down.

6. use usb cable for charge. whenthe machine is charged, red led light up and would out afterfinishing charge.

7. audio in：

1. 。

plug the other endof this cable in od3.5 jack of mp3, so that it can act as a wiredheadset.

6. reliabletest.

testcondition,normal temperature(5-35℃),normalhumidity(45-85%), normalpressure (860-1060mbar), temperature 20±2℃,relativehumidity60-70%, pressure is860-1060mbar。

high temperature test: it is innormal condition after exposing at 50℃ for 60 hours.

low temperature test: it is innormal condition after exposing at -30℃ for 60 hours.

humidity test: it is in normalcondition after exposing at 30℃, 95% for 60 hours.

power test: no difference afterinputting 1mw noise for 48 hours .

7.note

1. don’t expose product in hightemperature or insulation place.

2. don’t keepdischarge product for a long time, please charge it every 15 daysat least.

8.accessories

1. audio cable：
2. charge cable：

9．productphotos: