The school pa system, from the selection of equipment, system design ideas, and equipment design indicators, all meet the existing campus needs and relevant national standards.
The broadcasting system is abbreviated as DMB, which is the English abbreviation of Digital Multimedia Broadcasting, and is a new concept multimedia mobile broadcasting service integrating communication and broadcasting.
The “Multi-Party Talk” Paging system PA3 is designed for communication in
industrial environments.
A: It is suitable for high noise, corrosive atmospheres, hazardous areas and
extremes of temperature, dust and humidity create hostile environments.
B: The “Multi-Party Talk” system have two operations: the first one is group
calling through pick-up handset and pressing one button to auto-dial; The
other one is two-way private intercom in one line or more two-way groups
calling and can be allowed up to 99 persons communication at most.
C: The system also can be connected to external network, and the extension
can call other phones outside of the network.