Native Resolution: 1280 X 800, supports 1080P Brightness(Max): 3800 lumens Contrast : 100,000:1 Projection Lens Optical Zoom 1.0-1.3 Light Source Hybrid Light Source (LED + Laser)/Pure Solid LED Bulb & Bulb life 20,000Hours (at Standard Mode) Patent Optical Engine Full Sealed & Dustproof Optical Engine Material All-alloy (3D Printing Precision Optical Engine) 3D Format Shutter 3D (Need real 3D signal) Project Ways Front/ Desk /Rear / Ceiling Mounted Noise / Power Supply 30DB / AC110-240V,48~63Hz Project Ways Front/ Desk /Rear / Ceiling Mounted Keystone Adjustment ETCS Vertical +/- 40 degrees Screen Size/Project Distance 50-250 inch / 1.5m -15m Screen Mode Native 16:10 ( 16:9 , 4:3 ) Multimedia Interface USB X 1; HDMI X 2; Micro SD Card X 1; VGA X 1; Video X 1; RG45 X 1; RS232 X 1(Optional); Support 23 Languages English/Denish/Spainish/German/Portuguese/ Russian/Swedish/French etc. Video Compatibility 480p/575i/480i/720p/1080i/1080p 3D support Operating Temperature -10 degrees to 38 degrees Accessories (Standard) Carry bag ,Power Cord (by region) ,Adapter, Remote Control,User Manual