Koolertron 10" Portable DVD Player With 270-Degree Rotating Swivel LCD Built in Rechargable Battery Game Player Support USB Disk/SD Card/Removable Hard Disk (Black) High resolution color TFT LCD display With 270 rotation screen,fashionable colorful slim body. Build in Lithium battery Audio-video input/output function,earphone jack Compatible with DVD,VCD,MPEG5,MPEG4,CD,MP3,CD-R,DVD-RW,JPEG,DIVX,etc.