Versatility and Application: The aptly universal design of the garage door opener is befitting for garage door openers earmarked with a frequency of 433.92 MHz. Compatibly Designed: Tailored uniquely for an array of 433.92 MHz hand-held transmitters, for Novotron 502 MAX43-2, 504 MAX43-4, 512 MIX43-2, 522, 524 Design, MTR43-2, MCHS43-2, MNHS433-02, and MNHS433-04.
eBay