The Transmitter Solutions Firefly Transmitter is very small, Key chain style wireless transmitter operating at 300MHz. The Firefly achieves its smallsize by using state-of-the-art surface mount components. It has been designed for use with and is compatible with dip switch receivers operating at a 300 frequency, including a Multicode dip switch digital receivers.
| | Keychain Remote Garage Door Opener 300Mhz - Firefly - 300MCD21K |  | 17.99 |  |