BenQ LW650. Projector brightness: 4000 ANSI lumens, Projection technology: DLP, Projector native resolution: WXGA (1280x800). Light source type: Laser, Service life of light source: 20000 h, Service life of light source (economic mode): 20000 h. Zoom ratio: 1.3:1, Throw ratio: 1.21 - 1.57, Offset: 102.5%. Serial interface type: RS-232, HDMI connector type: Full-size, HDMI version: 2.0b. Noise level: 34 dB, Noise level (economic mode): 28 dB, Country of origin: China
