1.Input:DC 5V /1000mA
2.Lithium battery output voltage:3.7V-850mA
3.Speaker size:30mm
4.Output power:2.2W
5.usbcharger

specification:

Build-in stereo FM radio     
Build-in 1450mAH Li-ion battery,support long time play;           
Using new technology Class D,Nice acoustic fidelity  Build-in flash memory,can storage large quantity music and data  Full function All in One port design,All external using single port
Speaker Output:THD+N=0.15% @ 3W  using Japen original material

picture show:

 Use illustration:

Input:DC 5V /1000mA  
Lithium battery output voltage:3.7V-850mA 
Speaker size:30mm                
Output power:2.2W               
Output impedance:  4Ω          
SNR≥ 70dB
Accessories:Color box ,USB charge line,plastic fastener, earphone, bandageInstruction book

 Size of  Color box: 12.8*12.8*4.6CM
Size of ctn outside: 48*27*27CM
QTY:40pcs/CTN