Ip solutions inmate calling can help prison guards to keep abreast of prison personnel's detention and related information, and can effectively control and prevent emergencies, such as disputes in prisons, jailbreaks, suicides, etc. The main principle of the inmate calling solution is security and confidentiality, which is convenient for police officers to monitor and hang up in real time.
The blue light system refers to an emergency call help system for use in public places. The emergency dispatching system terminal generally uses an alarm column composed of a blue warning light and a blue alarm column. The blue light system, which uses a blue light, has an obvious warning light at night, giving a safe feeling.
The Prison Phone Dispatching System aims to solve the unity integrity of prison management communication in different regions, not only to meet the daily wireless intercom system between local prisons and off-site prisons, but also to meet the inter-prison Communication linkage.
The business telephone system is a unified centralized management telephone scheduling system based on the ip network. With the development of the telephone, from the beginning of the analog telephone, to the Internet phone, and now to the ip telephone, the development of the phone is more and more abundant
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
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.