I.Streamlined design,built-in 3.5-inch hard drive interface,moblie hard disk,player,a dual-purpose machine.without a computer,download thousands of movies from the thunder,TV can be used as a computer 
II.A variety of decoding,support RM, RMVB, AVI, MPEG1/2/4, VOB audio formats                             
III.Support multimedia input,USB 2.0,Support FAT32 NTFS unlimited capacity mobile hard disk, U disk, support for SD, MMC, MS Card Reader                             IV.HDMI480/576/720,NTSC composite video output