rand Vivitek Model Vivitek BS570 Category Long Throw Display & Projection Display Type. 0.55 Inch DLP Display Resolution (Pixels) 800 x 600, 1900 x 1200 Max. Supported Resolution 1900 x 1200 Light Output (lumens) 4100 Lumens Contrast Ratio 15000:1 Throw Ratio 1.9 - 2.3 Native/Compatible Aspect Ratio 4:3 (Native) 3D Ready Yes Viewing Min. Projection Distance 3.6 ft. Max. Projection Distance 40 ft. Min. Image/Screen Size (Inch) 30 Inch Max. Image/Screen Size (Inch) 300 Inch Lens Keystone Correction + - 40 Degree (Vertical) Lighting Light Source Type Lamp Light Source (Watt) 210Watt Light Source Life Hours (Normal) 5000 Hours Light Source Life Hours (Economy) 7000 Hours Light Source Life Hours (Dynamic) 20000 Hours Network & Connectivity HDMI 2 VGA/D-Sub 2 USB 1 x USB (Service) Audio 1 x Audio-In (Mini-Jack), 1 x Audio-Out (Mini-Jack) Additional I/O Ports & Connectivity 1 x Composite Video, 1 x S-Video, 1 x RS232 Sound Speaker 2W (Mono) Integrated Speaker Yes Speakers Included Yes Physical Description Color White Dimensions 331 x 244 x 105mm Weight (Kg) 2.6 Kg Power Power Source AC 100-240V, 50/60Hz Power Consumption 240W (Normal Mode), 203W (Eco. Mode), <0.5W (Standby Mode) Warranty Warranty 2 year (Lamp 365 Days/1000 Hours Which One Comes First) Additional Info Feature Up to 4,100 ANSI lumens, Native SVGA resolution with a maximum WUXGA resolution, DLP and BrilliantColor technologies for distinct and vibrant images Low cost of ownership and maintenance with an energy efficient lamp for up to 20,000 hours (Long Eco. Mode) of usage Others Offset: 101.5% + - 5%, Noise Level 31dB/28dB (Normal/Eco. Mode)