Scanner Type: Dual Color Charge Coupled Device (CCD) image sensorResolution: 600 dpiFormat: A3Speed: 200ipm (Duplex)Interface: Ultra Wide SCSI / USB 2.0 / Kofax VRS Ultra Wide SCSI / Kofax VRS USB 2.0 and Third Party SlotInput: Automatic document feeder (ADF)Other: Ultrasonic Intelligent MultiFeed Function Double Feed Detection (3x) and Long Document Scanning