Supersonic SC-21U 2.0 Channel DVD Player with USB Input & SD Card Slot 2.0 Channel DVD Player with PAL/NTSC Playback Progressive Scan with Compact Slim Design Built-in USB Input and SD Card Slot Compatible with MPEG4/DVD/DVD+/R/DVD+/RW/ VCD/CD/MP3/HDCD/CD+/-R/CD-/+/-RW/CD-G/JPEG (Picture CD) Built-In Ac-3 Decoder; 10-Bit Video D/A Converter,96KHz/24-Bit High Quality Audio Output