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% fire alarm telephone
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< r br < Dimensions and specifications ：
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Stainless steel
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< % < br << ) The fire alarm telephone is mainly designed for subway tunnel construction projects with high environmental noise. The whole machine is high-end and beautiful, with excellent waterproof and dustproof performance. The stainless steel buttons are highly wear-resistant. The main chip uses an industrial-grade single-chip microcomputer to integrate the functions of the telephone system and the fire alarm system. All in one, practical. In addition to the ordinary telephone call function, this product also has the following functions:
It has the functions of loudspeaker and warning light: when the environmental noise exceeds decibels, the ringtone of ordinary telephones often cannot be heard by the staff, resulting in production Scheduling instructions cannot be communicated in a timely manner, causing economic losses. The ringing sound can be amplified with a light reminder and broadcast through the speaker. At the same time, the ringtones are counted. After several times of ringing (set to times at the factory), the unit automatically picks up the phone, and the caller can broadcast the call. The sound will be broadcast to nearby workers and staff through the built-in high-fidelity speaker of the unit. Maintenance personnel.
This product has a built-in backup power supply to ensure that it can work normally for several hours after a power outage. When the power supply returns to normal, the battery will be charged. To ensure the supply of backup power for every power outage.
There is a small exhaust fan at the bottom of the phone, which is mainly used to extend the working life of the battery and ensure air circulation in the chassis.
The phone has good stability and strong anti-interference ability. The handset adopts a dynamic coil and electret structure to eliminate background noise. The green light flashes when the phone rings.
During the standby period of this machine, the power is automatically turned off, and the power is only turned on when the ring current is triggered, making the machine work safer and more reliable.
b During the call, press the blue button, the alarm light will be muted and continue to flash
Press the blue button again, the alarm light will continue to flash and whistle
Built-in positioning module and control module for easy control Central remote operation fire telephone
Alarm sound B
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