... for Laptop, PC, MP4, MP3, PDA, Home Theater, Portable Audio Player, Mobile Phone.Description:The portable laptop USB mini speakers give ... Mobile Phones, MP3/MP4 players through USB line and 3.5 inch audio cable. The speakers utilize the advanced technology ... Type: Wired, USB 5-6V Power supplySuitable for Laptop, PC, MP4, MP3, PDA, Home Theater, subwoofer speaker ,Portable Audio Player, Mobile PhoneSNR ...