稤riving active matrix 7.8 inch Diagonal Wide-screen TFT LCD Monitor for big screen excitement 稯ptical digital output for DTS & Dolby Digital AC-3 video 稡uilt-in audio of 5.1 sound channel out 稸irtual Surround Sound ( V. S. S ) output. 稰lay DVD, film CD, inter-dynamic full motion video CD, MP3, ESP (Electronic shock-proof) functions Functions: Super Thin & Light Design for convenient travel Built-in Lithium ion rechargeable battery Full functions, Slim size remoter for easy operations and convenience Built-in Stereo speakers for great sound just about anywhere Normal (4:3)/ Wide (16:9)/Zoom Screen Selector lets you adjust the picture size. /16:9/ZOOM Specifications: Signal system: PAL/ NTSC Video format: DVD: format, Horizontal definition more than 500 line, image resolution: 800 X480 Frequency Response: DVD-Video (fs96kHz) 4HZ-44KHZ CD/Video CD (44.1kHz) 4Hz-20kHz Dynamic Range: CD ≥97 D B Headphone out : 10mw +10mw 32Ω Power Source: AC Input 90~265V, 50Hz/60Hz Output DC 16V Power consumption: <12W Dimensions (LX W X H): 208 X 155 X 32 mm Weight: 0.98 KG