Genie GU4T-BX Garage Door Opener Universal Remote, Four Button Liftmaster

Chamberlain, LiftMaster, Craftsman Purple Learn Button, 315 MHz, Security+, 2006 - 2014. Chamberlain, LiftMaster, Craftsman Orange/Red Learn Button, 390 MHz, Security+, 1996 - 2005. Chamberlain, LiftMaster, Craftsman Yellow Learn Button, 390 MHz, Security+ 2.0, 2011 - current.

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