M12 TWS Bluetooth Earphones
- Frequency response : 20Hz~20kHz
- lmpedance : 32Ω
- Battery capacity of the headset : 50MAH
- Battery capacity of the storage box : 2000MAH
- Transmission distance : >10-20M
- Call Play time : About 4-6 h
- Charging time of headset : 1.5h
- Charging time of the Charging box : 2h
Delivery: 5-7 Business Days