This equipment is used to page/call one speaker zone or several speaker zones to announce or alarm.It works together with PA-T13D(12 Zone Speaker Selector) to control the selected speaker zones to switch from BGM to EMC broadcast, and the unselected speaker zones are without interference or influence.
	Features
	●12 channel selectors
	●With MIC input & audio output
	●With chime function
	●With alarm input,2 groups 0V short-circuit signal activating outputs