BARCCD2D-2.4G-USB-B is a wireless 1D and 2D barcode reader. The reader can be connected to a computer either via the wireless USB Base Station or a USB-A to USB-B cable. BARCCD2D-2.4G-USB-B has 512K built-in memory. The reader can store over 5000 barcodes and send them to the computer when a particular barcode is scanned. This is e.g. useful if you need to scan things out of the wireless connection.