The Linea Pro 5 portable barcode scanner and card reader is designed specifically for use with iPod/iPhone there by allowing the iPod and iPhone to sync with iTunes through the Linea Pro 5 while connected.
To sync iPod with iTunes through the Linea Pro 5 follow the steps below;
Connect the Linea Pro 5 to a computer using a Mini USB cable as shown in the figure below.
The Linea Pro 5 should now be in sync mode. Refer to the iTunes documentation for syncing your iPod and iPhone.
To disable sync mode, exit iTunes then unplug the Linea Pro 5 from the Mini USB cable.