- Specification：Chip:FR3181
- Bluetooth Version: V4.2
- Product size: 175*175.5*80mm
- Net weight: 252g
- Wireless working range: 10M (without obstacles )
- Speaker: Φ40mm
- Speaker sensitivity: 111±3dB at 1KHz;1mW
- Profiles supported: A2DP,VARCP,HFP,HSPV
- Impedance: 32Ω±15%
- Speaker frequency: 20Hz-20KHz
- Input voltage / current: DC 5V/210mA
- Battery: 3.7V/300mAh
- Playing time: 7-9H
- Talk time: 8-11H
- Charging time: 4H
- Standby time: 400-500H
- Voice chat: Supported
- Material: ABS+Aluminum alloy
