Description:

It is the primary equipment that can work independently of servers, take over the system in case of server failure, and ensures basic functional operation. 

System diagram:

Features:

1. Equipped with a TFT 4.3-inch LCD screen and control keys,  rack mounted (2U);

2. Adopting real-time embedded operating system, with a startup time of less than 2 seconds, high reliability and stability;

3.External analog audio signals can be digitized through a built-in real-time audio encoder, with a signal processing delay of less than 10 milliseconds;

4.Unified management and scheduling of paging microphone/terminal tasks, and display of terminal status, with a system capacity of up to 1000 audio terminals;

5.Supports SD card storage for scheduled programs, built-in FLASH, and supports USB drives;

6.It has a built-in program scheduled playback function, which can export the server's scheduled tasks and MP3 files to an SD card, and can automatically broadcast to the terminal. This method does not rely on the server and can be used when the server is turned off;

7. The IP network telephone access device and IP network alarm matrix are not server dependent and can be used when the server is turned off;

8.Optional call controller to achieve one-way calling and two-way intercom functions;

9. Standard RJ45 network interface, can be accessed from places with Ethernet ports, supporting cross network segments and cross routing.

Specification: