Check out our handy Configuration Tool.
If your PC has a USB port, use cable EA-MG-PGM-CBL to connect to the CPU module port
If your PC has a 9-pin serial communications port, use programming cable D2-DSCBL.
If you choose a CLICK Ethernet PLC, use a standard Ethernet patch cable. Representative cable shown: Blue, 7' length. Many other colors and lengths available here.
For CLICK PLUS CPUs you have the option to connect via USB directly without a USB-to-serial converter. Simply connect a standard USB A to micro-USB cable from your PC's USB port to the CLICK PLUS CPU.
Purchase an antenna separately and configure the wireless parameters using the free mobile app.