IST RETRO Doorbell Adapter
$7.77
Sale price
$7.77
Regular price
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IST RETRO Doorbell Adapter
$7.77
Sale price
$7.77
Regular price
- Control board integrates 2-wire doorbell button into IST Retro System
- Causes IST room stations to chime upon button being pressed
- Doorbell button wires connect to control board
- 3-wire connector on board wires into door speaker connector on Master Unit