Radio Trigger Flash System
Radiro Trigger and Receiver is designed for photographic studios and on-location work. It is composed of two units: a radio transmitter/ trigger, and a receiver, both easily be used with a variety of studio flashes (AC & DC). They will eliminate flash slave interference among strobe lights in your studio.
There are four possible combinations with the two toggle switches; these make up the four channels. Refer to the diagram for details.