Cheerlux C9 1280x720 720P HD Smart Projector, Support HDMI x 2 USB x 2 VGA AV 1. Projection parameters: Display technology: LCD Intrinsic resolution: 1280x720P Screen ratio: 16:9 Average brightness and uniformity: 170LM 65% White field color temperature: 11000K Working noise: 42DB Contrast: 1000:1 Lens type: F135 Throw ratio: 1.35 Projection size: 50~300 inches Projection distance: 1.65~9 M Focus mode: manual Keystone correction: manual 2. Interface parameters: Mainboard interface: AVheadphoneHDMIx2USBx2VGA Remote control type: infrared Remote control distance and angle: 7 meters45 degrees 3. Light source: Type: LED Light source brightness: 5000 LM Light source life: 50000 4. System parameters Main chip: MST V56 WiFi: 2.4G (RK3036) Supported video formats: MPEG1MPEG2H.263H.264AVSVC1MJPEGRV30RV40HEVC Supported audio formats: MPEG1MPEG2LPCMMP3 Supported image formats: JEPGPNGBMP Multi-screen interaction: Android wireless same screen, iOS wiredwireless same screen, support screen projection 5. Specifications: Working power consumption: 75W+-5W Standby power consumption: 2W Working voltage: 100V-240V 6. Packing list: projector, power cord, AV cable, remote control, manual, foot screws 7. Menu language: English, French, Spanish, German, Italian, Russian, Japanese, Korean, Vietnamese, Chinese, etc. 8. Dimensions: 222mm x 165mm x 87mm