International Version - Product may not include US Warranty</br>Projection screen size: 34-130 Inches Projection distance: 3.51 to 12.47 Feet. You can focus the image by adjusting the Lens on the projector.</br>Excellent LED lamp---Brightness: 800 Lumens (International) / 80 Lumens (US) Native Resolution: 800*480 Contrast: 800:1. Allow projector a break after working 4-5 hours to avoid overheating.</br>Portable design suitable for travel camping and outdoor party. Enjoy big movies or interactive games after family dinner or BBQ Party. Display sweet memory pictures videos and classic books to family members. NOT suitable for teaching meeting or business presentations.</br>Various input ports---There are 6 kinds of inputs (HDMI / VGA / USB / SD Card / IR) for getting your favorite programs on the big screen. Connect PC / Laptop / DVD Player / PS3 PS4. Connect your smart TV BOX via HDMI port then enjoy the program in the box. 2. Connect additional Sound System via the 3.5mm Audio port then enjoy wonderful sound. 3. Connect HDMI Miracast Dongle you can wireless display the smartphone screen by the projector. 4. Support IOS?? Android?? Windows system smart phone wir