LightInTheBox UC46 1200 Lumens WiFi Wireless Full Color 130" Image Pro Mini Portable LCD LED Home Theater Cinema Game Projector - Support HD 800x480P Video /IP/IR/USB/SD/HDMI/VGA The latest model UC46 of brand Quarice!!!,you can connect your phone/tablet/iphone/ipad with the projector's app UNi-Link OS in Wifi.No more wires!!!(NOTICE:UNi-Link OS is Compatible with above Android4.2.2, IOS6.0 and Win8.1 system.When you use it please confirm a good network condition ).If wifi display can't work normally, please contact us, we will send you detailed instructions.YouTube Testing Video 8MQxnj3dmFE , Copy code in YouTube search bar Can provide crystal clear image in dark(Better than 1200 Lumens)!Image size 36-130 Inches,Native Resolution 800*480, Contrast:800:1, Aspect Ratio: 4:3/16:9 Besides Wifi Display By UNi-Link OS,You can watch your favorite programs with bigger screen via VGA/HDMI/USB/SD Card; Connect your PC / Laptop / DVD Player to enjoy videos or movies. Connect Playstation PS3 PS4 or X-Box ONE Wii via HDMI port to enjoy games on so big screen For perfect sound, we recommend customer connect an external speaker(Via the 3.5 mm headphone jack, or via the 3-In-1 audio&video port).The USB port is only for U-Disk/Hard Disk Device connecting This model is not recommended for PPT or business presentation, ideal for home theater movies and video game !