Avision FB5000 A3 Color Flatbed CCD 600dpi Scanner 11.7 x 16.5 One Press Light Source: LED Scanning Speed: 6 sec. / 10 sec. (Include Backhome) Max. Document Size: 11.7 x 16.5 USB Ports: Yes Power Requirements: AC 100 - 240V, 50 / 60 Hz Power Consumption: Operation: Operating Systems Supported: Win2K/XP/Vista/Win7/Win8 Dimensions: 23 x 19.1 x 3.8 in