The falcon eyes controller cx-48tdx for rx-48tdx is a separate control unit with v-mount connections which is suitable for the flexible led panel rx-48tdx. you can use the cx-48tdx as a spare part or extra controller. You need the controller to determine the power (0-100%) as the color temperature (3.000 - 5.600k) of the rx-48tdx. this can be set via both the rotary knobs and the touchscreen. you can also use the cx-48tdx to wirelessly control one or more lamps of the falcon eyes rx-tdx series. you can do this via dmx via utp connection. Usage falcon eyes controller cx-48tdx for rx-48tdx You can use the control unit with both the rotary knobs and the touch screen. if you want to use the unit on location - and therefore do not have access to mains power - you can connect twoi v-mount batteries. those batteries are optionally available. please note that this controller is not compatible with the rx-t or rx-td).