Material:ABS+ space aluminum shell
Bluetooth Version：V5.3 JL AC6983D4
Working Voltage:3.7v
Impedance:32Ω
Speaker Power:3MW
Battery (mAh):Headset:25mAh Charging Box:280mAh
Charging Time:1H Calling:4-6H Music Play:4-6H Standby:300H
1. Wireless 5.3; stable connection and unimpeded play
2. Weighs about 3g per earbud; lightweight & comfortable
3.24h long battery life, for a whole day use
4. Portable and compact, with a lanyard, easy to carry
