Function of explosion proof telephone

Function of explosion proof telephone

Explosion proof telephone is mainly used for communication in coal mine. What functions does explosion-proof telephone have?

1. The dual audio communication mode has the advantages of low bit error rate, fast communication speed and strong reliability.

2. It has a digital selection function, that is, each mobile phone can select other mobile phones to call.

3. With 3 ropes, 3 pairs of mobile phones can work at the same time without affecting each other, with busy tone, dialing and other functions.

4. With amplification function, the loudspeaker connected to the selected phone can be started automatically to amplify the voice signal from the main phone.

The main products of Ningbo joiwo explosion-proof technology Co., Ltd. are industrial waterproof and moisture-proof telephone, explosion-proof telephone, IP telephone, industrial IP communication system, underground pipe gallery optical fiber telephone, acousto-optic amplifying broadcasting telephone, Metro special emergency telephone, stainless steel emergency intercom telephone, outdoor scenic area emergency telephone, bank dedicated service telephone, special waterproof telephone, department The company is an enterprise engaged in the development, design, manufacture, installation, debugging and after-sales service of the special communication system. The products are widely used in rail transit, underground pipe gallery, bank, safe city, industrial and mining enterprises, etc.

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