BT54 neckband type wireless bass stereo sport earphone

SKU: BT-54
Bluetooth: V4.1
Bluetooth distance:10m
Battery: 120mAh
Standby time: 180 hours
Talk time: 8 hours
Power input: DC5V/200mA
Battery voltage: 3.7v-3.9v
Charging tinme: 3 hours
Noise  Reduction:CVC6.0
Color:black,white,red,blue,orange,yellow
caller report, line control answer/hang up/rejection/on-off,redial,mute,volume adjustment, Chinese-English shifting, intelligent one-driving-two,music pause/play,up and down song switching.
Support any mobile phones with Bluetooth device, iPad and desktop computer. The desktop computer without Bluetooth function can be used by matching with the Bluetooth adapter. 

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