Fujitsu ScanSnap S1100. Maximum scan size: 216 x 863 mm, Optical scanning resolution: 600 x 600 DPI, Sensor type: CIS. Scanning media types supported: Business Card, Post Card(JPN), Auto Document Feeder (ADF) media weight: 52.3 - 209.3 g/m². Standard interfaces: USB 2.0. Mac operating systems supported: Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Bundled software: ScanSnap Organizer V4.1 (PC) Cardiris V4.0 (Mac) CardMinder V4.1 (PC) ABBYY FineReader, Scan drivers: ScanSnap. Width: 273 mm, Depth: 47.5 mm, Height: 34 mm