Home Theater Projector, HD LED Video 2600 Lumens Mini Projector Support 1080P Home Cinema for PC Laptop iPad Smartphone USB SD HDMI - White Best Performance In Dark Environment:Native Resolution : 800 * 480 Pixels, Resolution compatible :1280*720/1920 * 1080 ,Max 1080P HD. Multi-Interface To Meet Most Common Occasions: USB * 2/ HDMI * 2/TV or DTV /AV/YPBPR/VGA / audio input (RCA terminal x 2, left and right sound channel) / audio out / built-in speakers (2 w * 2).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!NoteWhen connect to your own Device,please choose right input source like usb or hdmi depend on which port you use! Screen Size Up to 200 Inches:Manual focus adjusting, projection screen distance 32-200 inches,from 1.2 to 6m.Easy changing in 16:9 and 4:3 aspect ratio.When use the controller,first please confirm the controller in power then align the IR transmitter. Convenient Multi-Projection methods:front/rear/ceiling.Image can be reversed 360,so it can be put on the desk or hung on the ceiling.Not support Dolby audio because of copyright.Not recommended for PPT or business presentation,ideal for or home entainment and outdoor movies. High Efficiency And Energy SavingLow power consumption,the LED bulb inside can save energy up to 70%, and lifetime up to 20,000 hours. 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.