1. Foldable cubic speaker with fm radio 2. Support SD CARD/U-disk 3. Rechargeable lithium battery, USB Power ,DC-5V ... play with fidelity 3..Designing for MP3, MP4,IPOD,IPHONE,CD,DVD,PSP,MOBILE PHON,COMPUTER4. Directly play the formats of MMC/SD CARD ... ,U-DISK,MP3;5. Clear FM radio6.Power supply: built-in battery ...