2.0 USB stereo speaker
Deive unit:Ø52mm x2;4 ohms
RMS: 2x2W
Frequency Range:100Hz-20KHz
Jack :3.5 mm stereo
Power:USB 5V
support PC/laptop/mp3/mp4/PDA/MAC

Packing:

Box size: 16.6*8.7*10.5cm
40set/ctn
Carton size: 45.5*35*44cm
N.W.:14KG
G.W.:15 KG