The WorkForce Pro GT-S50 document image scanner offers an amazing value with its remarkable reliability powerful performance and easy-to-use features. With a daily duty cycle of up to 1200 sheets plus a 75-page feeder it is ready to tackle any task in busy office environments. Scan everything from business cards to rigid ID cards and documents up to 8.5x36 inches.Primary InformationScanner Type : Sheetfed scanner Scanner Form Factor : External Scan Mode : 48-bit internal/24-bit external; 16-bit internal/8-bit external Scan Speed : 25 ppm; 50 ipm Scan Element Type : CCD Scanner Input Type : Color Media Feeder Type : Autoload Feeder Capacity : 75 sheets Maximum scan size : 8.5 in x 36 in Scanner Interface : USB 2.0 MiscellaneousWidth : 11.9 Inch Depth : 8.0 Inch Height : 8.4 Inch System RequirementsSystem Requirements / OS Required : Microsoft Windows 2000 Professional XP Home Edition XP Professional XP Professional x64 Windows Vista (32/64-bit)2 USB 2.03 Service&SupportService & Support Type : One-year warranty Green Product InformationEnergy Star Compliant : Y UNSPSC CodeUNSPSC Code : 43211711