Android operating system performanced as individual cell phone?? professional video projector level?? high cost performance with good price</br>Resolution: native 800*480 Pixels?? Support 1080p decoding<br>Contrast:600:1 Static??Dynamic up to 10??000: 1</br>Brightness: 800 Lumens?? 1.07 billion color</br>Image Size: 18~220 inches?? 84 inches recommended<br>Projection Distance: 0.23~3.5m</br>RGB LED light source by OSRAM up to 20000 hours of lifetime?? 80W Power?? PC for Windows / Mac</br></br>Product Description</br></br><br> <b>main parameters</b><br> Product Type: Simple Beamer?? LED toy projector?? micro projector??mini projector?? portable projector?? home theater projector?? Multimedia Projector</b><br> Projector feature: LED?? Portable low cost</b><br> Projection Technology: Single lcd panel with LED light source</b><br> Brightness 800 lumens (nominal) </b><br> value of brightness uniformity of 90%</b><br> 600: 1 Static?? Dynamic up to 10??000: 1 Contrast ratio</b><br> Physical Resolution 800*480Pixels?? Optical resolution up to Full HD-Level / 1920