Create quick and easy access to any garage with this handy Heddolf M219-1K garage door transmitter. This small and convenient remote has a built-in keychain so you can take it with you wherever you go. The Heddolf model M219-1K remote is compatible with several Linear Multi-Code remotes and receivers.
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300 MHz frequency
10 dip switches
Compatible with the following Linear Multi-Code models: 3089, 4120, 4140, 3060 and 3070
Compatible with the following after-market brands: Transmitter Solutions models Firefly 300MCD21K and model Stinger 300MCD21V; Digi Code models DC5040 and DC 5010
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