Chamberlain 953CB Security and Garage Door Remote Control Garage door remote control Works with all rolling-code Chamberlain 390MHz Security+ garage door openers manufactured BEFORE June of 2005. These will have RED or ORANGE 'learn' buttons on the receiver. 3 buttons to control up to 3 garage door openers Includes clip for mounting to a car visor 3 by 4 by 1 inches