Portable design Easy to take and travel System Support: Multi-media (Music Picture Video TXT); Enjoying watching movie and family videos also applying to courtyard or outside party</br>Projection Distance:1.5-4M Projection Size: 49-130 inches It only can adjust the size of image by change the distance and .We suggest best Projection Distance:1.5-2M; best Projection Size:49-80 incheswhich can make you obtain best User Experience. Projection Ratio:1.4:1 Support aspect Ratio 4:3/16:9.</br>System built-in display WiFI function using the mobile phone connect the projector  make synchronous playback content come true you can enjoy the projector anywhere anytime. Google series's cast / iPhone series's Airplay</br>Not recommended for PPT or business presentation ideal for home theater movies and video game use. Native Resolution:800*480 Contrast:1000:1. Updated model can provide crystal clear image in dark!(NEED TO USE IN DARK ENVIRONMENT)</br>Enjoy the time with so big and dramatic movies games pictures and words---1.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 wireless connecting 5.Support DLNA wireless connection.</br></br>Product Description</br></br>Function: Multimedia Portable Mini LED Projector<br> Image system: TFT LCD <br> Lamp: LED(20??000 Hours Life Span) <br> Special function: Keystone Correction 15 degrees<br> Native Resolution:800*480 <br> Supported resolution:1920x1080<br> Aspect Ratio: 4:3/16:9 <br> Brightness:50 Lumens <br> Peak Brightness:1200 Lumens <br> Contrast:800:1 <br> Focus: