Epson WorkForce DS-310. Scan size flatbed (maximum): 215,9 x 1117,6 mm, Optical scanning resolution: 1200 x 1200 DPI, ADF scan speed (b/w, A4): 25 ppm. Scanner type: Handheld scanner, Product colour: Black. Daily duty cycle (max): 500 pages, Scan file format: BMP, JPG, PDF, TIFF, Image quality improvement: Document type optimizer, Unsharp mask, Noise reduction. Auto document feeder capacity: 20 sheets. Maximum ISO A-series paper size: A4, Scanning media types supported: Envelopes, ISO A-series sizes (A0...A9): A4, A5, A6