Specifications:
Output power: 50-100W
Frequency response: 38HZ-20KHZ
Power supply:DC 5V
Audio Input: Bluetooth/USB/TF Card/FM Radio
Input Impedance : 10k Ω
Size: 30 x 27 x 67 cm
Battery capacity : 3600mAh
Product color: Black&Blue 
Function: Bluetooth/MP3 Player/FM Radio/TF Card/Aux in/USB/Remote Control/Light

Package list:
BT speaker * 1
Charging cable * 1
User manual * 1
Remote control * 1
Microphone * 1