- Product Model: BS386

- Bluetooth Profifiles: HFP,HSP,A2DP,AVRCP

-Transmission Distance: UP to 10 meters

- Talk Time*: UP to 3.5 hours

- Playing Music Time*: UP to 3.5 hours

- Standby Time*:UP to 70 hours

- Battery(Headset/Base): 35mAh/300mAh

- Charging Time: 1.5 hours

- Driver: φ14.2mm

- Driver Sensitivity: 126±3dB @1KHz

- lmpedance: 32Ω±15%

- Frequency Response: 20HZ-20KHz

- Audio Decoding: SBC,AAC