v9 bluetooth headset v8 upgraded model with voice control csr version business model car out-cell stereo sound good quality

1,Bluetooth4.1 CSR8615PlanMicro USBChargingPlease provide the Chinese text you want to translate, and I will translate it into English for you.

2, supports all Bluetooth devices and mobile phones,

3, simultaneously connect two mobile phones,

4,A2DP, supports music playback, English and Chinese voice prompts, authentic American English,

5, Volume +- button, volume adjustment,

6, Voice Control, Voice Prompt Function,

7, CSR chip, Bluetooth 4.1, ultra-low power consumption, long standby time

8, answer/hang up the call, reject the incoming call, last digit redial

9,YES-接听，NO-挂断.