The Canon DR-G2090 is a high-speed, production-level USB document scanner designed for high-volume scanning. It scans up to 90 pages per minute, has a 300-sheet Automatic Document Feeder (ADF), and can handle a daily duty cycle of 30,000 pages. Key features include a dedicated image processor for fast speeds independent of a PC, reliable feeding for various document types, and an ultrasonic double-feed detector.