Control input/output, Js-icon, Rx and js-icon – Johnson Systems JS-ICON Series Dimmer/Relay Rack (2410,2413,1220,1210/620) User Manual
Page 10: Tx wireless dmx is optional for all js-icon, Series dimmer racks. show dmx receiver (js-icon, Rx) and transmitter (js-icon, Products. the js-icon, Signal distribution board js-icon
