It has function of broadcasting realtime information such as notices or announcements to one signaling board or multiple signaling boards;

It can display multi-hundred information by display modes of static, flashing, red/green swiching-over with red/green graphes or simple characters;

It can associate with sensors of Model KJ95N Integrated Monitoring and Control System for Coal Mine to display values in realtime; when a sensor sends alarm, the corresponding signaling board will display methane concentration, over-limit point, safety prompt, and send out voice alarm if equipped with voice device;

It can be equipped with voice device and control the voice device to select prestored voice information to broadcast; the signaling board equipped with voice device can have indication function for evacuation route after connecting with Model KJ95N Integrated Monitoring and Control System for Coal Mine, multiple signaling boards can display reasonable route in linkage and the voice device can prompt safety direction for fast and ordered evacuation;

It has remote infrared controller for remote operation with easy and convenient setting and without need of opening its cover.