Specification:

Bluetooth IC: CSR8640

Bluetooth Version: 4.0

Bluetooth Profiles: A2DP、HFP、HSP、AVRCP

Talk Time: 8.5H

Play Time : 7.5H

Standby Time: 300H

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: 100mA/h

Full Charging Time: ≤2h

Speaker Size : Ф6

Speaker Sensitivity: 91dB±3db

Speaker Impedance: 16Ω

Speaker max input Power: 5mW

Speaker frequency Range: 20-20KHZ

Microphone frequency range: 20-20KHZ

Microphone Sensitivity: -42db/±3dB