... factory price 4. compact,lightweight, rechargable 1. Mobile speaker for mp3 PC, IPOD and IPHONE2. privacy mould, 3. ... ,lightweight, rechargable5. 1000mA li-battery Features: 1. SD/MMC card and USB flash disk support, can play ... MP3 ,WMA format music files. 2. Suitable for devices equipped with a 3.5mm audio jack, ... 3. Can manage files in U disk and SD card after connecting product to PC through USB ...