Installers can order the panel configured with two-way wireless, network, cellular, and dialup communications.

安装者可以为面板配置双向无线，网络通讯，蜂窝通讯和拨号通讯。

youdao

Installers can order the panel configured with two-way wireless, network, cellular, and dialup communications.

安装者可以为面板配置双向无线，网络通讯，蜂窝通讯和拨号通讯。

youdao