Simplex 4903-9426 TrueAlert Non-Addressable Horn Strobe SF 19/01 The remote microphone panel is

The remote microphone panel is a supervised remote microphone

It is recommended for use with the FAR-SE-MC-R model

And rod replacement requires no special tools

NOTE: Use with System Sensor SB-I/O backbox (not included)

Simplex 4903-9426 TrueAlert Non-Addressable Horn Strobe SF 19/01 The remote microphone panel isTrueAlert non addressable audible and visible notification. For applications requiring audible visible (A V) notification with horn tones, these Simplex 4903 series appliances combine a high intensity strobe with a low current electronic horn in a compact package that is easy and quick to install. Each appliance can be controlled independently from each other using conventional reverse polarity NACs.