... speaker 2,digital portable speaker 3,USB Li-ion battery 4,accept paypal, 5,frequence: 80-2000HZ 1 ... MP3,laptop ,MD,CD etc;3,DC, USB,battery can provide power; 3W dual voice built-in, ... Power:4*3W 1. 12 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/ ... Low price portable speaker Mini Pocket Stereo Li-ion Battery Speaker For MP3 ,cellphone,Computer, laptop and pc ...