Taotaole Multi-media 150 Lumens Portable LED Projection Micro Projector The Affordable Entry level HD Port-ready LCD projector in the market Native Resolution:320*240;Brightness:150 Lumens;Contrast:500:1;Aspect Ratio: 4:3/16:9 Image size:30-100 Inches, Projection distance:1.2-4.0m Multi-function input AV/VGA/USB/SD/HDMI/Micro USB The projector is not recommended for PPT or business presentation, ideal for home theater movies and video game use.