HP ScanJet Pro 4500 fn1 is a Flatbed, ADF Network type Scanner. This HP Scanner is built-in Up to 600 x 600 dpi (color and mono, ADF); Up to 1200 x 1200 dpi (color and mono, flatbed) resolution, and 24-bits external 48-bits internal. This Network Scanner, it has 256 levels of grayscale, Multifeed detection, Single-pass E-Duplex scanning option(ADF) with up to 30 ppm/60 ipm speed. This scanner can be connected by the USB 2.0 and USB 3.0 (SuperSpeed) which is built-in Fast Ethernet 10/100/1000Base-TX network port, 100 to 240 VAC, 6.11 watts (Ready), 1.35 watts (Sleep), 0.05 watts (Auto-Off), 0.05 watts (Off) power consumption with 13.2 lb or 5.98 kg weight. The HP ScanJet Pro is also ENERGY STAR certified. In this scanner, HP Scanner Device Driver, HP WIA scan driver, HP TWAIN scan driver, HP Scan, HP Scanner Tools Utility, HP Windows Installer, I.R.I.S. Readiris Pro, I.R.I.S. Cardiris, Nuance PaperPort, ISIS driver, Kofax VRS Pro software are included. This exclusive scanner provides a 1 year Warranty (Service Only).