7 - Inch TFT LCD display with 480 x 234 native resolution - Adjustable aspect ratio: 16:9, 4:3LB, 4.3PS, CD/DVD player plays: DVD, DVD+-R/RW, CD, CD-R/RW, MP3 CD, JPEG CD - Enjoy karaoke in the following formats: CD+G, USB port: supports JPEG, MP3 file formats - SD memory card reader: supports JPEG, MP3, Runs on AC power (cable included) or 8 C batteries (sold separately), Has a built-in USB port for reading memory sticks, SD memory card reader, microphone input, RCA stereo audio outputs, and a stereo headphone jack