LiftMaster radio receivers for wireless control and keyless entry of garage door openers and gate operators. Upgrade an existing access control system with Security+ 2.0 technology to work with Security+ 2.0 remote controls or add radio controls to a new commercial door operator, gated community, residential operator, and more with LiftMaster Chamberlain Garage Door Opener Receivers from Action Industries.

Receivers like the LiftMaster 850LM narrow-band Universal Receiver use encrypted dip switches to prevent radio interference on high-traffic gate openers, garage doors, and other entry systems.