Specification: Item Type: Household Projector Model: RD802 Lens: Three digital glass lenses with high light transmission coating Motherboard chip: multimedia chip Hard Decode: 1080P audio and video files Display technology: single chip LCD Resolution: 480 x 320 (support 1920 x 1080) Aspect ratio: 16: 9 ,4: 3 Brightness: 60 lm Uniformity:> 85% Color range: 100% NTSC Standard color temperature: 6400 K Contrast ratio: 1000: 1 (FOFO) Projection size: 20 inches 120 inches OFF SET: 80% Projection mode: front projection , rear projection , ceiling mounting , rear projection Input connection: AV , HDMI.VGA , memory card , USB , TV headphones (optional) , DC 12V2A PMP performance: Support MP4 (1080P) , MP3 , 3D red and blue format 3D A. C , DC adapter plug: voltage 100 240 V Remote control battery: 2 x AAA batteries (not included) Package List: 1 x projector 1 x remote control 1 x user manual 1 x adapter 1 x AV line