Mini WiFi Projector, YOKKAO LED Projector Mini Digital LCD 1080P HD WiFi Home Theater Projector Supports 1200 Lumens IR/ AV/ HDMI/ USB/ SD/ VGA Input (ATTENTION PLEASE)- . UNi-Link OS is compatible with Android 4.2.2, IOS7.0 and Win8.1 system. This projector doesnt support Dolby audio decoding because of the copyright. The fifth and sixth images show how to connect the projector with your Android or IOS. Please feel free to contact us if you have any questions. In order to get good sound, we suggest connecting an external speaker via 3.5 mm headphone jack or the 3-In-1 audio & video port. The USB port only supports USB flash disk play. 1200 LUMENS - This projector can provide crystal clear image in dark! Image size 36-130 Inches( Recommend Distance 8.0 ft).Native Resolution 800*480, Contrast:800:1, Aspect Ratio: 4:3/16:9. (TIPS: Not recommended for PPT or business presentation, idea for home theater movies and video games.) PORTABLE DESIGN - This projector is mini and portable, easy to take to travel. It also supports system - multi-media (music, picture, video, TXT). MULTIPLE-INPUTS - There are six kinds of inputs (HDMI/VGA/USB/AV/SD/Uni-Link)to watch your favorite programs with a big screen. Making you enjoy videos entertainment by connecting the XBOX/PC/Laptop/DVD Player. You can charge your cellphone or ipad with USB 5V out. WHY WE SHIP WITH USB- Normally we will turn off the light when use projector. But it is hard for us to find the buttons in darkness. You will see each buttons clearly with this USB light.