Intelligent Android WiFi version features Reads USB flash drives, portable hard drives, SD cards, three in one AV cable to set box, pVD, and related media devices. Can connect to WiFi to play movies, videos, TV shows, and other content. Can mirror content to an Apple or Android phone or tablet on the same screen and includes Bluetooth functionality. Same screen version for mobile phone features Reads USB flash drives, portable hard drives, SD cards, three in one AV cable to set box, DVD. Can mirror content to an Apple or Android phone or tablet on the same screen. To connect to a computer, you need to an HDM cable. Projection specification Projection technology: 2.69 inch 720P LCD Projection light: RGB LED Light life: up to 30,000 hours Light luminance: 4000 lumens (180 ANSI) Light type: LED Standard resolution and projection details Standard resolution: 1280x720 Projection area: 30200 inches Contrast: 2000:1 Projection ratio: 1.28:1 (35' @ 1m) Use scenarios Home entertainment: stream content via WiFi or play from USB/SD cards and external drives for movies, videos, and TV shows on a large screen. Mobile mirroring: connect and mirror content from Apple or Android phones/tablets to the projector for onscreen viewing or sharing. Classroom or meeting room: project presentations and media from mobile devices; for computer connection, ensure you have an HDM cable.