Features:
1) Suitable for MP3, MP4, CD, notebook, PC, PDA, PSP, mobile phone and other digital products with audio frequency output
2) With unique anti-traditional design, the power amplifier, batteries and double loudspeakers are all collected in the egg-sized sound box body
3) The originally patented retractable resonator has solved a difficult problem of too small resonator of mini sound box
4) The dimension limit of sound boxes has been decreased to the minimum
5) Loudspeaker output: 2W
6) Sensitivity: 85+/-3dB
7) Distortion: 0.5%
8) Lithium ion battery output: 3.6V
9) Lithium ion battery input: 4.2+/-0.05V
10) Dimensions (L x W x H): 45 x 57 x 35mm (without audio plug nor retractable resonator)
11) Weight: 60g (including batteries)
12)Certification: CE&FCC&ROHS

Packing:        
   Inner Box:20pcs 
   Outer Box:160pcs   
Gross/Net Weight:
   G.W: 20kg 
   N.W: 16.6kgs
   Carton Dimension :79cm*50cm*31cm   
Accessories:USB Input wire
Package list:
    mini sound box 1PCS&clarity plastic packing&english color card&english instruction（neuter)&USB input wire 1PCS&Guarantee card