RMS: 3W
Frequency response:150-18KHz(±3dB)
SNR：≧80dB
Drive unit：1.77inch（Ø45mm）,4Ω
Output:2W
Support TF Card
With 3.5 Audio Cable
Built in Li-ion battery
Built in MP3 player
FM radio function
Size:50*50*50MM
Weight:95g

Packing:
Box size：71*52*52mm
80pcs/carton
CTN SIZE:37*23*28cm
N.W:11.5 KG
G.W:12.5 KG