Acer 8.5 X 11IN 48Bit 600 X 1200 USB 640U Acerscan Flatbed Scanner Buttons for preview, file, copy, e-mail, fax, and OCR (optical character recognition) functions 600 x 1,200 dpi optical resolution, 19,200 dpi enhanced 42-bit color depth, 48-bit enhanced USB interface Software bundle for image editing, OCR, and more