scanner type: flatbed - charge coupled device (ccd) with tma speed: preview mode: up to 8.5 s task speed: 4x6"(10x15 cm) colour photo to file (200 dpi, 24-bit, tiff): about 11s for multiple image scan, about 30s for single image scan 35mm slides to file (300 dpi, 24-bit, tiff): about 6 s for multiple image scan, about 24 s for single image scan 35mm negatives to file (300 dpi, 24-bit, tiff): about 8 s for multiple image scan, about 40 s for single image scan ocr 8.5x11"(a4) text page to ms word: about 25 s for single image scan 4x6" (10x15cm) col photo to share/e-mail (150 dpi, 24-bit): about 30s for single image scan 8.5x11"(a4)pdf to e-mail (300 dpi,24-bit): about 61s for single image scan res: up to 4800 dpi optical res, up to 4800 x 9600 dpi hw res up to 999,999 dpi enhanced res imaging tech: charge coupled device (ccd) bit depth: 96-bit col i/face: hi-speed usb compatible with usb 2.0 specifications tma: intg: 5 slides (35 mm), 6 negative frames (35 mm) media sizes: max doc size: 216 x 311 mm sw: hp photosmart sw for windows and mac: intg ocr, hp photosmart share, hp image editor (with faded col restoration, hp auto red-eye removal, hp adaptive lighting, dust & scratch removal capabilities) os: win 2000, xph, xpp, xp pro x64, xp mce 2005; mac os x v10.3.9, v10.4 + net dimensions: 303(w) x 508(d) x 98mm(h) ; net weight: 4.4 kg