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Tunnel entrance IP emergency telephone
Tunnel entrance IP emergency telephone

Tunnel entrance IP emergency telephone

Item No.: Tunnel entrance IP emergency telephone

The tunnel emergency telephone broadcasting system is an integrated communication platform which combines the emergency telephone and cable broadcasting launched by Telecontrol Company, namely, the Emergency Telephone and cable broadcasting share one set of software, share the transmission network (optical fiber) , they are functionally independent of each other and do not affect each other. That is, the two share a host, a transmission cable, and an optical interface, which can effectively utilize and save system resources, but they are functionally independent of each other and do not affect each other, the caller can call the police and communicate with the on-duty staff of the center. The on-duty staff can also monitor the tunnel broadcast by using the on-call and off-call function of the emergency telephone.

MOBILE: +86 018924638894

Product features

1. Emergency telephone users can communicate directly with emergency telephone control center operators 

2. After the user presses the telephone button, the user can automatically make a call to the monitoring center console device and transmit the native information. 

3. Can provide audio and data transmission channel for tunnel broadcast Cable Broadcasting System 

4. Integrated broadcast amplifier, equipped with broadcast amplifier module, can drive a number of broadcast speakers 

5 . Broadcast function: can realize the broadcast single call, group call, full call and volume adjustment function 

6. Support and monitoring system linkage, triggered fire and other emergencies, can automatically broadcast the fire broadcast 

7. Clear Voice, loud voice, no feedback howling 

8. When the door is opened illegally, the alarm information can be sent to the main engine to facilitate the management and maintenance of the tunnel management station 

9. In line idle or after the end of the call, into power-saving mode, reducing standby power consumption 

10. Support International Standard SIP protocol, interconnect with most systems 

11.Support for one-button hands-free calls; 

12.  Protection level: IP65. ; 

13. Installation: column type, column chassis installation hole location can be customized according to the project site;

Power amplifier features 

1. The equipment is integrated into the emergency phone box when it leaves the factory. 

2. 1 AUX input; 

3. Rated Power: 60W/120W/240W (optional)

4. 4-16 euro fixed resistance output;

5. Advanced high efficiency power amplifier circuit; 

6. Volume level 10 adjustable; 

7. Output short circuit, over current, overload protection; 

8. Frequency Response: 100 HZ-20 khz; 

9. Total harmonic distortion: less than 0.1% ; 

10. Noise ratio: 70 DB; 

11. Power supply: AC 220V/50 -60 Hz;  

Detailed parameters

1.Transmission method:TCP/IP

2.Rated sound pressure level:≧90DBA (40CM directly in front)

3.Calling voice band:300Hz-8KHz;


5. working voltage:AC220V±10%, access: power-off switch

6.Broadcast the sound and audio output :2 setS

7. Power amplifier:60w/120w/240w  (Select based on the number of broadcasts )