Bluetooth version: V4.1

Chipset: CSR8645

Support profiles: HFP, HSP, AVRCP and A2DP

Audio profiles: APTX

Operation range: 10 meters

Talk time: About 4.5h

Music time：About 4h

Standby time: About 175h                                         Size:40*24*32mm                                       Weight: 16.4g

Battery type: Rechargeable lithium-ion polymer battery 80mAh

Functions: Answer/End/Reject/Transfer a call, Call waiting, Call redial, Voice dial, Mute, Volume adjustment. Previous /Next, Multi-point connection, Listen to music, Pause/Play, Noise Reduction, Voice Prompt