Aspect Ratio:7inches 16:9 Max Resolution:480*3(RGB)*234 Luninace:350cd/m2 Contrast Ratio: 300:1 Viewing Angle: L60R60 U40D60 Power Supply:DC 12V 1000mA Solution:Macronix Support picture of JPG,GIF,TIFF and PNG; Support CF,MD,MS,MMC and SD card; Support MPEG1,MPEG2,MPEG4 and M-JPEG; Supportmusic files of Mp3 with lyrics,WMA,MPEG1 and MPEG2 Audio; Slideshow with background music; Calendar and clock and alarm; USB Host:2.0; Support bulit-in memory from 128M to 1GB;