Fully compatible with DVCD/VCD/CD/MP3/CD-R/CD-RW MP3(120 or 380 seconds ), CD (40 or 120 seconds), VCD (5 or 30 seconds) digital anti-shock. 9 window music browse, random playing, PBC conversion mode PAL/NTSC system switch with menu return function Play/pause,fast forward, fast backward. bi-directional music retrieval Single/all music repeat play and timing play Volume control and remote control DC 3V Requires 3 "AAA" Size Batteries(Not Include)