Fire Alarm System Telephone Extension

The NAJ2212 Telephone Extension is a special telephone extension for a fire telephone system. It’s flexible and convenient, and the telephone handle is provided with a calling circuit. With small volume and low price, the installation is convenient; the ABS engineering plastic shell has clear calling sound. When fire alarm happens, it is an indispensable communication device in fire fighting linkage control system to provide convenient and quick communication means for fire scene. In traditional fire management, some information is managed in the form of paper files. Not only is the data record not comprehensive enough, but also it is difficult to consult and manage because data management is not applied. Tiancheng home safety all-wireless products are combined with the cloud platform, which can fully record and manage all the operation traces of equipment implementation. When the equipment fails, the system will automatically report it to…