BenQ MX501 XGA ProjectorProjection System DLP® technology by Texas Instruments® Native Resolution XGA (1024 x 768) Brightness 2500 ANSI lumens Contrast Ratio 4000:1 (Full on/Full off) Keystone Manual Vertical ±40° Aspect Ratio 4:3 Native, 16:9 Selectable Display Colour: 1.074 Billion colors Zoom Ratio Manual Zoom, 1.1:1 Image Size (Diagonal) 24” to 300” Throw Ratio 1.86 - 2.04 (52.5"@2m) Lamp 220W, 4500/6000 hours (Normal/Economic mode) Input Terminals PC:Analog RGB: D-sub 15 pin x 1USB connector: Type A x 1 (USB Reader); Mini-B x1 (USB Display)A/V:HDMI V1.3 x 1Component Video: D-sub 15 pin x 1(Shared with Analog RGB connector)S-Video: Mini Din 4 pin x 1Composite Video: RCA x 1Audio: Stereo Mini x 1Audio L/R: RCA x 2 Output Terminals PC:D-sub 15 pin x 1Audio: Variable Audio Out : Stereo Mini Jack x 110W Speaker Control Terminal Serial Connector : RS232 9 pin x 1 Dimensions(W x H x D) 312 x 104 x 244 mmWeight 2.65kg