Allstar Universal Receiver and 2 Transmitter Kit 921R-2T

Includes 2 Allstar 921-318 Transmitters.

Works with almost all brands and models.

Standard 3 prong connection.

Requires 3 wire connection and 24 volts AC. Transformer not included. Transformer sold separately for machines with 2 wire connections and openers that do not supply 24 volts.

Two position dip switch, 318 mhz. frequency.