Product Description:
1.Rated power:3W
2.Input voltage:3.7V
3.Signal-to-noise ratio: >76dB
4.Signal-to-noise:>76dB
5.Loudspeaker:40mm 4Ω
6.Frequency range:120Hz-16KHz
7.speaker :59.5*52.5*53 
8.N.W: 80G
9.G.W: 115G

Detailed description :
1. 3.5mm audio jack, compatible with various cellphones, MP3/MP4/CD/PC/MAC/PSP ,etc.
2. TF supported
3, FM radio supported
4.Built-in Lithium battery

Packing:

Box Size :60*54*94mm

N.W:115G

Carton Size : 318*283*362mm

100PCS/Carton