Power mode: USB
Power supply mode: built-in lithium battery
Colors: blue, green and gray
Bluetooth protocol: 5.0
Output power: 5W
Speaker adjustment mode: touch control
Battery capacity: 1200MAH
Shell material: plastic
Print LOGO: Yes
Function: waterproof, tws couplet luminous LOGO
Playback time: 4 hours
Effective distance: 10m