Features:*Short throw optical lensIt can be focused at a distance of 50cm, and the edge distortion correction of the image is added to significantly improve the images uniformity. The unique diffuse reflection imaging principle of the projector can reduce visual fatigue and make you more comfortable watching movies.*Excellent picture qualityNew light path design and high-efficiency LED, the brightness is increased by 50%, so that the graphics focus is clear,and it can provide you with better picture quality.*Multimedia playbackSupport external storage devices such as SD cards, U disks, and mobile hard drives. Can play audio, video, picture, text and other files. The product has built-in 8?3W speaker to provide you with excellent listening enjoyment.*Wide compatibilityThis projector can be connected to U disk, TF card, DVD, laptop, speakers, set-top box, hard disk, headphones and other devices.*PortableThe size of this product is 114*87*50 mm/4.48 *3.42 * 1.97 inch,compact and lightweight, easy to carry, and not occupying much space.