BenQ LH600ST+. Projector brightness: 3000 ANSI lumens, Projection technology: DLP, Projector native resolution: 1080p (1920x1080). Light source type: LED, Service life of light source: 20000 h, Service life of light source (economic mode): 30000 h. Focus: Manual, Zoom ratio: 1.2:1, Throw ratio: 0.69 - 0.83. Serial interface type: RS-232, HDMI version: 1.4a. Noise level: 34 dB, Noise level (economic mode): 28 dB, Preset modes: 3D, Bright, Custom, Presentation, Vivid photo, sRGB