Functional feature: Bluetooth specification: Bluetooth3.0+EDR Battery capacity: 55mAH Support Bluetooth protocol: HFP v1.6, HSP v1.2, A2DP v1.3, AVRCP v1.5,SPP v1.2 Bluetooth distance: 10 feet (Accessibility). Working hour: 2hoursthe earpeice material: plastic Answer the call/Hangup/,Call to wait, Volume control , Move previous/Move next,play/pause Operating instructions: On and match: press the answer key about 4 seconds and the light blue flashing. You will hear voice (voice prompt power on) ,keep pressing the answer key about 3 seconds you will hear voice(voice prompt in pairing mode) and light blue,light red lights flashing,find the corresponding Bluetooth device name on your mobile phone, click on the device name for the Bluetooth pairing on the phone's screen,after the success of match ,hear matching success tips (voice prompt matching success has connected),light blue lights flashing. Off: press the answer key for a long time(voice prompt power off) Charging:when charging,indicator light turns red,it will turn to blue when full of . Charging voltage: 5V Charging ways: MICRO USB port. Volume up: long press the volume up key to turn it up Volume down: long press the volume down key to turn it down Move previous: short press the volume down key to play the last song. Move next: short press the volume down key to play the next song. Play music : short press the answer key. Pause music: short press the answer key. Answer the call/hang up: Short press the answer key Refuse the call: long time press the answer key Call redial: press the answer key two times will redial the last time phone number Mode Switch of Chinese and English: in the Bluetooth pairing mode(unpaired success),continue press Volume "+" key two times,can be in both Chinese and English mode switch.
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