Technical Specifications
Input Voltage: 120V
Sensitivity: 90dB±3dB (at a distance of 1m)
Effective Frequency Range: 500 – 9000Hz
Rated Power: 3W
Weight: 0.29kg
Dimensions: 189×62mm
This device is a key component in the fire emergency broadcasting system, playing a vital role in fire – related evacuation and fire – fighting command within the overall fire control and management system. In the event of a fire, the emergency broadcast signal is generated from the sound source equipment, amplified in power, and then switched by the coded output control module to the speakers in the designated broadcast area, thereby enabling emergency broadcasting.
Technical Specifications
Input Voltage: 120V
Sensitivity: 90dB±3dB (at a distance of 1m)
Effective Frequency Range: 500 – 9000Hz
Rated Power: 3W
Weight: 0.29kg
Dimensions: 189×62mm
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