Ricoh ScanSnap SV600, A3 Size, Color/Gray : 150 dpi, Mono : 300 dpi 3 seconds / page, Support USB Scanner Type : Over Head system, simplex scanning Scanning modes : Color, grayscale, monochrome, Automatic (color, grayscale, monochrome detection) Image sensor : Lens reduction optics / color CCD x 1 Light source : (White LED + lens illumination) x 2 Optical resolution : Horizontal scanning: 285 to 218 dpi, Vertical scanning: 283 to 152 dpi Scanning speed (A3 landscape) Auto mode : Better mode or Best mode : 3 seconds / page Normal mode : Color / Grayscale : 150 dpi, Monochrome: 300 dpi 3 seconds / page Better mode : Color / Grayscale : 200 dpi, Monochrome: 400 dpi 3 seconds / page Best mode : Color / Grayscale : 300 dpi, Monochrome: 600 dpi 3 seconds / page Excellent mode : Color / Grayscale : 600 dpi, Monochrome: 1,200 dpi 3 seconds / page Document Size Automatically recognizes document size, A3(landscape), A4(landscape), A5(landscape), A6(landscape), B4(landscape), B5(landscape), B6(landscape), Post card, Business card, Double Letter(landscape), Letter, Legal (landscape) and Customized size (Max: 432 x 300 mm (17.0 x 11.8 in.), Min: 25.4 x 25.4 mm (1 x 1 in.)) Interface : USB2.0 / USB1.1 (connector: B Type) Power requirement : AC 100 to 240 V, 50 / 60 Hz Dimensions (WxDxH) : 210 x 156 x 383 mm Weight : 3 kg Warranty 1 Year carry in