The scanner is nothing but barcode scanner which will read and decode the barcodes. This device is commonly used to itemize various things found in department stores and retail stores. They are also used in assembly line production, provision and hospital patient management. The barcode scanner is a versatile device and you'll be able to get scanners with various configurations and technologies. Depending on the usage and features the scanner has to offer, you can pick the one that matches your wants and demand.