IST RETRO Doorbell Adapter
ISRETRODBB
$7.77
Add a 2-Wire Doorbell Button to Your IST RETRO System
The IST RETRO Doorbell Adapter is an add-on control board for the IST RETRO Intercom System that allows you to connect your existing 2-wire doorbell button to the system, instead of the standard 4-wire button. When the doorbell button is pressed, your IST RETRO room stations will chime.
- Connects a 2-wire doorbell button to the Master Station
- Triggers room stations to chime when button is pressed
- Wires into the door speaker input on the Master Station
The control board installs behind your IST RETRO Master Station. The doorbell's two wires connect to the board and the board's 3-wire adapter cord connects to the master station's door station input.