Epson CB-X22 Specifications (a) optical parameters Product Type: Business Projector Projection Technology: 3LCD Display chip: 0.55 inches chip projector Features: Interactive Brightness: 3000 lumens Contrast Ratio: 10000: 1 Standard Resolution: XGA (1024 * 768 ) lamp power: 200W Lamp Life: Normal mode: 5000 hours, the economic model: 6000 hours (two) projection parameters zoom: manual zoom gathering: Manual Focus Zoom Ratio: 1-1.2 Aperture Range: F = 1.58-1.72 actual focal length : f = 16.9-20.28mm Projection Distance: 0.9-9.0m number of colors: 16.77 million colors Projection Size: 30-300 inches Screen ratio: 4: 3 Speaker: 5W Keystone: manual, automatic: ± 30 degrees (three) interface Parameter Input Terminal: Video Input: 2 × D-Sub15p, 1 × RCA, 1 × S-Video, 1 × HDMI Audio Input: 2 × Stereo mini, 1 × RCA output terminals: Video output: 1 × D-Sub 15p Audio Output: 1 × Stereo mini control terminals: USB: 1 × USB-B 1 × RJ45 1 × RS-232c (d) Electrical Specifications: Power: Normal mode: 273W, economic models: 204W Power Performance: AC100-240V, 50 / 60Hz Product Noise: Normal mode: 37dB, economic model: 29dB (five) other parameters: Size: 297 × 87 × 244mm Weight: 2.6kg (six) Environmental parameters: Operating temperature: 5 ℃ -35 ℃ Operating Humidity : 20-80% (non-condensing) Storage temperature: -10-60 ℃ Storage humidity: 10-90% humidity (non-condensing) (seven) Accessories: Packing List: Epson CB-X22 x1 Manual x1 Power cord x1 * & Battery x1 Optional accessories: Replacement lamp air filter 3D glasses