External Microphone phone to radio transmitter Silent vibration and clear visual

Silent vibration and clear visual alerts keep you informed throughout the day

In one-on-one interactions

helping ensure that even deep sleepers

phone calls

External Microphone phone to radio transmitter Silent vibration and clear visualThe External Microphone for Door Transmitter from Bellman & Symfon is a specialized external microphone designed to extend the detection range of your Door Transmitter. It is ideal when the sound source is too far from the built in microphone or when more precise sound pickup is needed. This door microphone connects directly to the transmitter and can be positioned closer to the sound source, such as a doorbell or intercom. By placing the doorbell