Visioneer 97501D-WU. Maximum scan size: 216 x 297 mm, Scanner type: Flatbed, Sensor type: CCD. Standard input capacity: 50 sheets, Auto document feeder (ADF) input capacity: 50 sheets. Standard interfaces: USB 2.0. Bundled software: EMC/Captiva QuickScan Demo. Nuance PaperPort with built-in OCR.. Weight: 5 kg