[A3 Scanning Solution]- up to 12x17" scan area , allows you to quickly and easily scan A3-sized and wide-format paper such as maps, drawings, or large bound books and even odd-shaped articles.[Extraordinary image quality]- A320L uses Sony ILX560K professional CCD sensor. Optical Resolution up to 1600dpi. If scan 12"x17" photo, user can get a 522,240,000 pixel image with 1.45GB size (BMP)[Easy File Management]- With Doc Action, you easily scan and save to different file format. It also provides quick access to post-scan destinations, including scan-to-print, email, Windows Public Folder, FTP Web Folder. OCR function can enables searchable content on your scanned PDFs for greater productivity.[TWAIN and WIA support]- Industry standard TWAIN drivers ensure compatibility with your software.[Windows, Mac]- Support Windows 7/8/10/11 (64 bit OS only) , Mac OS X 10.12 to 14.x User can download the latest version on Plustek website.