For a limited time , when you purchase a RX D-Lite One or 4 Kit you will get a the Skyport RX USB module.
Which allows you you to control all your RX flashes directly from your computer.
EL-Skyport USB RX SPEED
The USB Transceiver RX modules fit any MAC™ or WIN™ computer.
By installing the EL-Skyport Software 3.0 all Elinchrom RX units can be controlled. The program will automatically search for units with Transceiver RX modules or with built-in Skyport RX receivers. The Universal module can also be detected but only offers synchronization and strobing option.