Support:Bluetooth,TF card,USB,FM,AUX,Coupleable
Material: ABS plastic,Network Rail
Bluetooth specification: Bluetooth 5.0
Transmission distance: 10M
Horn specification: 57mm 4Ω 5 W
Power amplifier specification: 5W*1
Battery specification:1200mAh 18650
Playback time: 2-3H