Features:Color lighting, touch control, XP4 waterproof, ACC decoding, Dolby sound effects

Bluetooth: 5.1

Product color: black

Chip: Jerry

Transmission distance: 15 meters

Charging interface: TYPE-C Charging: about 1H

Headphone battery: 30mah

Use time: about 4H

Charging compartment battery: 200mah.

Use time with charging compartment: about 20H

Size：55.6*49.5*29.3mm

Weight：32g