M1 TWS Bluetooth Earphones Handsfree Dual Earbud HIFI Music Wireless Earbuds Waterproof Gaming Headset with Mic
- Bluetooth version: V5.0+EDR
- Wireless frequency: 2.4GHZ
- Supporting agreement: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
- Transmission distance: 15 meters
- capacity: 45mAh/350mAh
- Charging voltage / current: 5V / 1A
- Play / talk time: about 3 hours
- Charging time: about 1 hour
- Standby time: 60 hours
- Speaker impedance: φ10MM 32Ω
