Brother ADS-4100. Maximum scan size: 8.5 x 14" (215.9 x 355.6 mm), Optical scanning resolution: 600 x 600 DPI, Enhanced scan resolution: 1200 x 1200 DPI. Scanner type: ADF scanner, Product color: Black, White, Control type: Buttons. Sensor type: CIS, Daily duty cycle (max): 5250 pages, Light source: LED. Auto document feeder (ADF) input capacity: 60 sheets. Maximum ISO A-series paper size: A4, Scanning media types supported: Business Card, Plain paper, Plastic Card, Recycled paper, Thick paper, Thin paper, Media thickness (min): 0.00315" (0.0800 mm)