USB Overhead Document Camera Book Scanner, Fast Scanning Books,Photos,Objects, with LED Lights, 5 Mega-pixel High Definition, Built-in Microphone,for Classrooms,Libraries,Demonstration Fast scanning doc camera-- click and scan, one scan is ready within 1 second Smart visual presenter-- able to scan books, photos, cards, 3D objects;to set automatical scanning;with software to edit pictures and to create your own digital books easily; 12x zoom Recording videos & audios-- with built-in microphone, able to record audios and videos. It is easy for you to record your experiments/ demonstration Easy to use and portable-- suitable for home and public. Noted: Its software doesn't work with APPLE MAC. Software is updated to version2017, fixing some problems like irregular words, and improving software interface . Old customers are welcome to download updates for free.