The DS-530 II color duplex document scanner is the smart choice for business document management, offering fast, efficient performance. Featuring speeds up to 35 ppm / 70 ipm, this powerful, compact performer offers a peak daily duty cycle of up to 4,000 sheets & includes TWAIN & ISIS drivers for seamless integration with most existing document management systems. Advanced paper feed technologies such as blank page removal, auto rotation, auto cropping, Dirt Detection & Paper Protection help enhance productivity, while a 50-page Auto Document Feeder saves time. Scan Size (W x H): 8.5" x 240"; Color Bit Depth: 30-bit; Grayscale Bit Depth: 24-bit; Connector / Port / Interface: USB 3.0.