SSRE-JR OPEN CHANNEL WITH MONOPLUG with (SSL-E) Monoplug (plus PC) style receiver (W930015). For flash units with phono-plug style sync jacks. Omnidirectional, "Surround-Sync" performance now up to 150' indoors. Transmitter can be pointed anywhere because line-of-sight is not required.
Designed to ISO specifications for shutter contact protection. Consists of: SSR-JR OPEN-CHANNEL TRANSMITTER With auto shut-off battery saver circuit for 250,000 shots on standard 9V alkaline batter. Hot shoe mount plus cord jack. Open flash test button. 203/4 x 2-1/4 x 1-3/4". 1.8 oz. (less batteries)