MegaCode ACT-21A Garage Door Remote

The Model ACT-21A 1-Button keychain garage door remotes is designed for use with Linear's access control products. The Model ACT-21A is a single-channel device supplied with a quick-disconnect key ring. A unique 10-second time-out feature prevents the system from being shut down by a single remote transmitting continuously. The remote is MegaCode format, which means each remote is factory preprogrammed with one of over 1,000,000 codes, virtually eliminating the possibility of code duplication. Because the receiver learns each specific code, no unauthorized person can gain access to the system by reprogramming a remote. Features include it is compatible with all Linear access receivers and controllers, supplied with quick-disconnect key ring, factory programmed MegaCode format supports over 1,000,000 codes, two type 1616 lithium batteries supplied, RF frequency: 318 MHz, and dimensions of 1.25 W x 2.25 H x 0.48 D. Minimum order of ten required. Warranty: 1-year.