Technical Parameter Working Voltage: DC12V Max.
Working Current: 200mA
Output Power: 2W+3W
Microphone Sensitivity: 45dB+-2dB
No Distortion Frequency: 10Hz-15KHz Packing List 1 x Main unit 1 x Loudspeaker box 1 x DC12V power adapter 1 x 3M Double Sided Tape 4 x locating pieces 1 x User manual, Christmas Gifts