Acer S1286Hn. Projector brightness: 3500 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 5000 h, Service life of light source (economic mode): 6000 h. Focus: Manual, Fixed focal length: 7.15 mm, Aperture range (F-F): 2.7 - 2.7. Supported graphics resolutions: 1024 x 768 (XGA). Noise level: 32 dB, Noise level (economic mode): 24 dB, Projection modes: Front