Plustek A4 high speed document scanner

Image Sensor CIS x 2
Light Source LED
Optical Resolution 600 dpi
Hardware Resolution 600 x 600 dpi
Scan Modes Color: Input 48-bit, Output 24-bit
Grayscale: Input 16-bit, Output 8-bit
Black & White: 1-bit
ADF Capacity 1. 50 sheets (A4/ Letter, 70 g/㎡ or 18 Lbs), Max. thickness under 1.10mm
2. 20 sheets (Business Cards).