solar charger speaker bag
POWER  SUPPLY:  WITH LI-ION BATTERY , DC 5.0V BY COMPUTER/LAPTOP
SPEAKER UNIT:2W*2
OUTPUT POWER:2W*2  4Ohms(1KHz 10% THD)
EREQUENCY RESPONSE:275Hz-20KHz                                                                                            
PRODUCT SIZE: 21* 11* 8CM
 
Selling points:                                                                                      

1.Can be charged by solar, then store power into the li-ion battery.
                                                                                                                                                                                                   2.Support iphone, ipod, mp3/4, computer etc. 
                               
3. Can put your iphone/ipod/mp3 into speaker bag and enjoy music everywhere.