Auto unfolding Detachable panel DVD/DVCD/VCD/HDCD/CD-R/CD-RW/CD/MP3/MP4 USB compatible AM/FM MPX receiver Auto Loading CD Mechanism MP3 Selection by Sequence Number &Track Name ID Display Automatic Adjust Servo System Anti-shock Memory Buffer for Mp3: 3 sec- Direct search CD MP3 folder 1-255 Auto-stored Memory 30 presets Memory(18FM+12AM) Colored LCD Digital Display Electronic Audio control ISO Din Mounting VCD45 seconds ESP system CD90 seconds Preset EQ(POP/ROCK/Classic) Mute/Loud Control/Clock 4 Channel RCA Pream Output Power out 50walts*4 Card Size Full Function Remote Control