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Linear MegaCode ACT-21A 1 Button Keychain Remote
The ACT-21A is a 1 button keychain remote. This transmitter works at Linear’s MegaCode 318MHz frequency. The ACT21A is compatible with Linear and Moore-O-Matic garage operators and other stand-alone receivers that program by pressing the remote button. THIS ITEM IS NOT BLOCK CODED. If you need to enroll using serial numbers, use model ACT-21B.
The Linear ACT-21A is a one-button keychain style remote. This remote operates at Linear’s MegaCode 318 MHz radio frequency. The ACT21A is compatible with Linear garage operators that program with a “Smart Learn” button. This remote will also work on other MegaCode and compatible receivers that program by pressing the remote button. THIS ITEM IS NOT BLOCK CODED and will not work on computer-controlled systems that require manual entry of the remote serial number. Linear radio controls are constructed with quality components and come with a 1-year factory warranty. If you need to enroll with serial numbers, use model ACT-21B.