1. USB powered                                            

2. dual channel 3.5 audio input                                             

3. 3 W dual channel audio amplifier            

4. 1000 UF  filter capacitor               

5. Frequency Response:80-2000HZ        

6. Input:5V                                     

6. Power:2*3W                                         

7.  Size:90*100*85(mm)*2 

 

Packing:

 

Meas:41*56*45

 

40pcs/ctn