Projector System: 5.8 inch LCD TFT display, Native Resolution: 1,280*800, support 720P/1080P, Brightness: 2,800 Lumens, Contrast Ratio: 1,500:1, Image Flip: 360 degree flip, Lens: 5 pieces of glass lenses, manual focus, Aspect Ratio: 16:9 & 4:3, Lamps Type: LED 140W, 50,000 hours life, Tower Power: 170W, Picture Zoom: Electrical zoom by remote, Picture Size: 50-200 inch, Keystone: 15 degree physical correction, Noise: <25 Db, Working Voltage: 110-240V / 50-60Hz, Interface Input: HDMI1 / HDMI2 / USB1 / USB2 /AV / VGA / YPbPr / ATV, Optional Function: ATV / DVB-T / Android &wifi, Machine Size : 33.6*26.3*11.8 cm.