... very simple and easy.2. Portable Moive Player & Theather:With built-in MP4, you can carry it with you play ... Video gamers(Wii, PS2/3 PSP,XBox...), DVD Player, Digital Camcorder/Camera, MP4 Player, Mobile phones, Smart phones5. Internal/External Memory storage ... JPEG, BMP,GIFVideo: MPEG4,AVI, RM, RMVBAudio: MP3, WMA, FLAC, APE,AACBuild-In Speaker: Stereo(1W)Battery: 1700mah, 3.7VDimensions (WxHxL ...