Linear MegaCode ACT-21B 1 Button Block Coded Keychain Remote
The ACT-21B is a 1 button keychain transmitter. This remote operates at Linear’s MegaCode 318 MHz frequency. The ACT21B is compatible with Linear and Moore-O-Matic garage operators and all 318 MHz MegaCode compatible receivers. These remotes also have individual serial numbers for enrollment in computer-controlled systems that require serial number activation.
The Linear ACT-21B is a one-button keychain style remote. These remotes operate at Linear’s MegaCode 318 MHz radio frequency and are block coded. The ACT21B is compatible with all Linear and Moore-O-Matic garage operators and all 318MHz MegaCode and compatible receivers. Each remote has an individual serial number for enrollment in computer-controlled systems and stand-alone receivers that require a serial number to activate. Linear radio controls are constructed with quality components and come with a 1-year factory warranty.