Scanshell® 3100DN is a full USB powered, high-speed portable duplex scanner which offers simultaneous high image quality capture of both sides of the scanned document. It is the best solution for scanning insurance cards, driver licenses, ID cards, Passports, photos, business cards, bank checks, full letter, legal sized documents and even embossed cards. The Scanshell® 3100DN is equipped with high speed USB 2.0 standard interface and requires no external power supply. It is TWAIN and WIA compatible. With its light weight, small footprint and simple connection and fast scanning the Scanshell 3100DN is a unique and convenient solution for simultaneous double side scanning for both desktop and mobile use.