Combine the BE1240 Bellman Push Button Transmitter with the BE1033 Portable Receiver, and you have a simple to install, wireless doorbell system.
The Bellman Visit portable receiver provides an adjustable audible tone, and can be connected to the other Bellman Visit Transmitters for Telephone, Smoke Alarm and Baby Monitor
A built in red indicator light also flashes when a signal is being received. Volume can be adjusted from 0 to 90dB SPL.
The Portable receiver operates up to 30m from any transmitter (depending on environment)