Bluetooth Chipset: Qualcomm CSR 8610
Bluetooth Version: 4.0
Bluetooth Profiles: A2DP、HFP、HSP、AVRCP、APTX
Talk Time: 5H
Play Time: 4.5H
Standby Time : 210H
LED: White、Orange
Supported Features: Support the iPhone
battery display, Voice prompt, Connect the two devices
Certification: BQB, CE, ROHS, FCC
Battery type: Lithium polymer battery
Battery Output Voltage: 3.7V
Battery Capacity: 75mA/h
Full Charging Time: ≤2h
Speaker Size: Ф12
Speaker Sensitivity: 108dB±3db
Speaker Impedance: 32Ω
Speaker max input Power: 5mW
Speaker frequency Range: 20-20KHZ
Microphone frequency range: 20-20KHZ
Microphone Sensitivity: -43db/±3dB
M18 True Wireless Stereo