Flylinktech HD LED Video Projector Wireless Wifi Multimedia Home Cinema Projector 1080p 800480p 2HDMI/2USB/VGA/AV/TV Input (White) Best Preformance In Dark Environment Or with Low Light: Native Resolution: 800*480,support 1080P; Brightness: 2600 Lumens; Contrast: 2000:1; Aspect Ratio: 4:3/16:9.Manual focusing:You can turn around the wheel of the lens to adjust the image performance. Multi-function interface to meet your daily needs: 2*HDMI/2*USB/VGA/AV/TV/YPBPR,3.5mm audio input;The USB port is only for U-Disk/Hard Disk Device connecting, as for connecting iPhone/iPad/Android Smartphones, the projector support MHL Input, but you need to buy a extra MHL cable! Wifi Wireless connectivity:connect directly to your laptop or smart phone with the wifi function.It support DLNA, Miracast and Airplay protocol and you can Wirelessly connect iOS devices, Android Smartphone, Tablet PC and PC/Laptop, play music unlimitedly. Enjoy your big screen life: Screen size from 32 up to 200 inches from 1.2-6.0M.With Manually Keystone correction 15 degree,adjusting the picture trapezoidal distortion,provide a perfect image. Please choose the right input signal such as HDMI OR USB in projector when connect any devices.Also When use the controller,first please confirm the controller in power then align the IR transmitter. Super bright LED light source, 20,000 hours Lamp Life and low heat,best for long term use,no need to worry about the bulb replacement .We suggest the projector had a break after working 3-4 hours avoiding overheating, treating it good,and professional cooling system installed,little noisy when using the projector,this will extend its working life.