Portable DVD player Specification: 1, Full compatible with DVD, MPEG4( Divx ), SVCD, DVCD, VCD, CD, CD-G, CD-R, CD-RW, HDCD, MP3, WMA/picture CDmIX DISC 2, Built in Amplifier and speaker 3, Built in DOLBY DIGITAL(AC-3) DTS digital decoder 4, Audio output 5, Optical output 6, 2 seconds anti-shock for DVD 40 seconds for MP4 20/17 seconds for CD/VCD 175 seconds for Mp3 580 seconds for WMA 21 seconds for DIVX 7, Suppport USB device(optional) 8, DC supply: 12V 1.2 9, S-video output, composite video output