Technology Color Charged-Coupled Device (CCD) Light Source CCFL Document feeding mode ADF Optical Resolution (dpi) 600 Halftone Patterns Dither and Error Diffusion Grayscale mode 16bits input 8bits output Color mode 48bits input 24bits output Memory Size 256MB SDRAM Dimensions (WxDxH) 305 x 162 x 195 mm ( 12 x 6.4 x 7.7 in ) Weight 3.6 Kg ( 7.9 lb ) Interface USB 2.0 Power Consumption Operation: < 30 W standby: < 26 W Recommended Daily Volume Up to 4000 sheets OS Support Win2K/XP/Vista/Win 7 Linux (optional) Bundled Software ISIS driver TWAIN driver Button Manager AVScan 5.0 PaperPort 11 Adobe Acrobat Standard Kofax VRS 4.5 (optional)