Plustek PS3140U Document Scanner

Image Sensor CIS x 2 (Duplex Scanner)
Light Source LED
Optical Resolution 600 dpi
Interpolated Resolution 1200 dpi
Hardware Resolution 600 x 1200 dpi
Scan Modes Color: 48-bit input, 24-bit output
Grayscale: 16-bit input, 8-bit output
B/W: 1-bit
ADF Capacity 1. 100 sheets (A4/ Letter, 70 g/㎡ or 18 Lbs)
2. 30 sheets (Business Cards)
3. Plastic Card, Max. thickness under 1.2 mm.