**First three years full parts and labour coverage, additional 2 years excludes labour- Native Aspect Ratio: 4x3- Brightness: High Bright: 3500 Lumens-Contrast Ratio: 2100 : 1 Full On/Full Off -Native Resolution: XGA - Projector Placement: Ceiling Projection, Front Projection, Rear Projection - Lamp Life: High Bright: 3000 HoursEco Mode: 4000 Hours - Digital Keystone Correction (Vertical): +30°/-30° - VESA (HD15): Number of Inputs: 215-pin VGA - HDMI: Number of Inputs: 1 - Projector Control: Projector Keypad, Remote, USB, RS-232 - Speakers: 10 watt (2 x 5 watt)