Liftmaster 422LM 390MHz Coaxial Gate Garage Opener Receiver 61LM 81LM 2 Channel

Can be used to operate two residential garage door openers. Compatible with model series 60 (61LM, 62LM, 63LM, 64LM) code switch remote controls having red indicator lights and up to four model series 80 (81LM, 82LM, 83LM, 64LM) “smart” remote controls with green indicator lights. 390MHz