Digital Flatbed Scanner, CCD - (Charge coupled device) 4 customizable buttons 100-Sheets ADF Hardware: Up to 4800 x 4800 dpi, Optical: up to 4800 dpi 48-bit color depth Maximum document size: 8.5 x 14 in Scaling: 10-2000% in 1% increments Hi-Speed USB - compatible with USB 2.0 specifications Up to 1,000 pages per day Total Price Up to 1,000 pages per day Scaling: 10-2000% in 1% increments Hi-Speed USB - compatible with USB 2.0 specifications 48-bit color depth Maximum document size: 8.5 x 14 in 100-Sheets ADF Hardware: Up to 4800 x 4800 dpi, Optical: up to 4800 dpi Digital Flatbed Scanner, CCD - (Charge coupled device) 4 customizable buttons