Model - Acer C202i, Category - Business & Education Projectors, Display Type - DPL, Resolution - WVGA (854 x 480), Max. Supported Resolution - 1600 x 1200, Light Output (lumens) - 300 Lumens, Light Source Type - LED, Light Source Life Hours (Normal) - 20000 hours, Light Source Life Hours (Economy) - 30000 hours, Contrast Ratio - 5,000:1, Color Depth - 16.7 Million Colours (24-bit), Throw Ratio - 1.3 (2082.80 mm 2000 mm), Min. Projection Distance - 700 mm, Max. Projection Distance - 2.90 Meter, Min. Image/Screen Size (Inch) - 29 Inch, Max. Image/Screen Size (Inch) - 100 Inch, Native/Compatible Aspect Ratio - 16:9/4:3, Zoom Ratio - 1x, Projection Lens - F/1.6 Manual Focus, Keystone Correction - +-20 degrees (H & V), Speaker - 2 Watt x 1, HDMI - 1 x HDMI, Audio Port - 1 x Audio Output, Additional I/O Ports & Connectivity - 1 x HDMI, 1 x Audio Outputs,, 3D Ready - No, Video Compatibility - EDTV, HDTV, SDTV, OS Compatibility - Windows PC, Power Source - Lithium Ion (Li-Ion), 9000 mAh, 5 Hour, 100V AC - 240V AC, 30W (Operating), Weight - 350gm, Others - Maximum Vertical Sync: 60 Hz, rsMaximum Focal Length: 5.02 mm, Lamp Type: LED, Projection System: DLP, Projection Method: Front, Computer Compatibility: Windows PC, Video Formats: H.264, MPEG-1, MPEG-2, MPEG-4, VC-1, XviD, Audio Formats: AAC, MP1, MP2, MP3, PCM, WAV, WMA, Image Formats: BMP, JPEG, Battery Chemistry: Lithium Ion (Li-Ion), Battery Capacity: 9000 mAh, Battery Run Time: 5 Hour, Humidity: 80% Maximum Relative Humidity, Fan Noise: 25 dB Approximate Economy Mode, 29 dB Approximate Britemode, Package Contents - C202i DLP Projector, AC to DC Power Adapter, Protection Case, Quick Start Guide, Remote Control, Tripod, Accessories (Optional) - Carrying Case (MC.JR011.005), Lamp (UC.JR011.001), WirelessCAST (MWA3) (MC.JKY11.007), WirelessHD-Kit (MC.JKY11.009), Warranty - 1 year, Country of Origin - Taiwan, Made in/ Assemble - China