Sounder base is the integrated base sounder comprises of a base sounder with integral mounting base and is for use with SHIELD ranges. It is designed for indoor use.

## Features:

• Two tones and two volume ranges 55-75dB(A) and 75-91dB(A)
• Individual and group addressing
• Unique acoustic self-test
• Built-in isolator (SEN-A4005)

Specification:

• Operating voltage: 17–28V DC
• Protocol pulses: 5–9V
• Operating temperature : -20°C to 60°C

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