Drivers for this Fujitsu ScanSnap S1100 Contactless Scanner are available on Fujitsu's website also a small cache of publicly available drivers are below.
Scan Sensor: CIS (Contact Image Sensor)
Light Source: 3-Color LED (Red, Green, Blue)
Scanner Type: Single Sheet, Simplex, Color Scanning
with CDF (Continuous Document Feeding)
Optical Resolution: 600dpi x 600dpi
Paper Sizes: A4, A5, A6, B5, B6, Business card, Postcard, Letter, Legal
Custom sizes:
Max.: 8.5 x 14.17" (216 x 360 mm)
Min.: 1 x 1" (25.4 x 25.4mm)
Show: Full Specs/Additional configurations
Scan Sensor: CIS (Contact Image Sensor)
Light Source: 3-Color LED (Red, Green, Blue)
Scanner Type: Single Sheet, Simplex, Color Scanning
with CDF (Continuous Document Feeding)
Optical Resolution: 600dpi x 600dpi
Paper Sizes: A4, A5, A6, B5, B6, Business card, Postcard, Letter, Legal
Custom sizes:
Max.: 8.5 x 14.17" (216 x 360 mm)
Min.: 1 x 1" (25.4 x 25.4mm)
Automatically recognizes document type by paper length
Paper Grade: Paper: 14 to 56 lbs. (Straight path)
Paper: 14 to 20 lbs. (U turn path)
Card: Portrait or Landscape (Straight path)
Non-embossed: 0.76 mm or less
Embossed: 0.76 + 0.48 mm
Paper Capacity: Single page
Performance:
Scan Speed: A4 size, portrait
Auto mode: 7.5 seconds per page
Normal mode: 7.5 seconds per page
Better mode: 7.5 seconds per page
Best mode: 7.5 seconds per page
Excellent mode: 35 seconds per page
Batch Scanning: N/A
Connectivity:
Computer Interface: USB 2.0 (USB 1.1 compatible)
Driver: ScanSnap specific driver (TWAIN / ISIS not supported)
USB Port 2.0 / USB 1.1
Power Consumption: Operating: 2.5W or less
Sleep: 1W or less
Operating Temperature: 41°F - 95°F (5°C - 35°C)
Operating Humidity: 20% - 80% RH
Dimensions (WxDxH): 10.7 x 1.9 x 1.3" (27.3 x 4.8 x 3.4 cm)
Weight: 12.3 oz (350g)