From the Administration menu, select Interfaces, select Interface Devices, and then select Credit Card Terminals.
Click New.
Enter the following information for the reader:
Terminal ID: Enter the terminal ID number provided by the vendor. You can also locate this number on the actual card reader device.
Terminal Label: Enter a label or description for the terminal/device that identifies its physical location. This helps you easily identify the terminal/device when it appears in a list of devices.