Screen size:15.4"(16:9) Resolution degree:480(W)xRGBx234(H) System:PAL/NTSC TV System: PAL/NTSC or PAL/SECAM Power supply:DC12V Power:About 24W IR transmitter earphone output Frequency range:FM87.7MHz - FM88.9MHz (if equipped) Video/Audio: 1 stereo video input/video output Special function:Then display screen can be turned in four directions to adjust visual angle Appearance size:Length 277mm X width 262mm X thickness 48mm Can be upgrades SD,USB,TV function