HP Designjet 4500 Scanner, 24 bit, Sheet-fed scanner, 15” Touch-Screen, CCFL, TIFF, 1024 MB HP Designjet 4500 Scanner. Input colour depth: 24 bit. Scanner type: Sheet-fed scanner, Display: 15” Touch-Screen. Light source: CCFL, Scan file formats: TIFF, Internal memory: 1024 MB. Media thickness (min): 0.08 mm. Supported network protocols: TCP/IP