Multimedia sports Speaker MS-25

1. Use:Sports speaker, Home Theatre,
    Portable Audio Player, Mobile Phone,Computer,Stage
2.Special Feature:
 1/ Wireless, Portable, Mini, Metal shape
 2/ Dynamic internal magnetic
 3/  with micro SD Card useful function
 4/ FM function
 5/ U disk function
 6/ Lithium battery, USB Charge power
 7/ Audio Input, Audio Output, 3.5mm stereo's plug
 8/Function Switch: Pause, next/previous,V+, V-, Power on/off,
              V-out, V-in, USB power, DC cable charge and Mode
 9/ support MP3, WMA, MAV format.

3.Specification:
  1/ output power:3W  
  2/ Frequency response:150HZ-18KHZ 
  3/ Speaker: 45mm,4 Ohms     
  4/ Power Supply: 5V,1000MA    
  5/ Humidity Test: 90-95% RH 24H
  7/ Heat test: -25--+75degree
  8/ RF:220Hz±20%
  9/ S/N Ratio: 75dB±3dB
 10/ DCR(Direct Currency Rated Impedance): 3.2Ω± 5%
 11/ Body size:51mm(L)x51mm(W)x38mm(H)