Resolution: 2400 x 2400 dpi hardware, 2400 dpi optical
Color depth: 48-bit
Gray scale: 256
Image technology: Charge Coupled Device (CCD)
Scanning speeds: 4 x 6-inch color photo into MS Word in less than 28 seconds; full page of text into MS Word (using OCR) in less than 48 seconds; black and white drawing into MS Word in less than 31 seconds
Preview speed: 7 seconds
Scan input modes: Front-panel scan, copy, e-mail, share-to-web; save document to disc; HP photo & imaging software; user application via TWAIN 1.8; automatic document feeder; optional transparent materials adapter for scanning 35 mm negatives/slides (not included, purchase separately)
Control panel: 7 one-touch buttons: scan, copy, e-mail, share-to-web, save document to disc, copy quantity, print color/black and white; plus power save and cancel buttons; 2-character LCD
Zooming: 10 to 2000% in 1% increments
Operating systems: Microsoft Windows 98, 2000 Professional, Me, XP Professional or XP Home Edition, Macintosh OS 9.1 and higher, OS X 10.1 and higher
HP C9910A USB Scanjet 4500C Base Scanner with 5550C Upper C9915 ADF Attachment Color Scanning at 2400 x 2400 dpi w/ 48 bit color Mac, Windows XP and Vista Compatible No AC Adapter ...
