General
Compatibility	AGFEO system telephones
Connection type	S0
Application range	ISDN trunk line, external and internal
Status	refurbished
Origin	Demonstration setup
Switching function

The S0 module 540 from Agfeo is a network module for ISDN connections, specifically designed for integration into AGFEO system telephones. It enables connection to ISDN networks via both external and internal exchange connections. The module features four switchable ISDN connections that can be flexibly configured to meet the requirements of various telephone systems. It is a refurbished module, taken from a demonstration system, and comes with a six-month warranty.

Applications
This module is intended for use in professional telephone systems, particularly in systems based on ISDN technology. It is used in office environments where a stable and reliable connection to the public telephone network is required. The four switchable connections allow simultaneous use of multiple telephone lines, thereby increasing the communication capacity of the system. Its use in AGFEO system telephones is specifically intended, with compatibility guaranteed with the corresponding telephone systems.

Functions and Equipment in Detail
The module provides four ISDN connections, each equipped with a switching function. This switching function allows individual activation or deactivation of the connections as needed by the system. The ISDN connections are designed for operation with S0 interfaces, enabling connection to ISDN networks. The modules are designed for use in system telephone installations, with the connections suitable for both external exchange connections and internal connections within the system.

Technology Explained Simply
The S0 interface is a standard for ISDN connections, enabling digital transmission of voice and data over telephone lines. The module uses this interface to establish the connection between the telephone system and the public network. The four switchable connections offer flexibility in use, as they can be activated as needed. The switching function allows precise control of the connections, which is advantageous when configuring complex telephone systems. The module is designed for use in AGFEO system telephones, with technical integration into these systems guaranteed.

Compatibility and Accessories
The module is specifically developed for AGFEO system telephones and is compatible with these systems. It is intended for use in telephone systems based on ISDN technology. Compatibility with the corresponding system telephones is ensured, with the connections suitable for both external and internal exchange connections.

Installation and Mounting
Installation of the module is carried out into the corresponding AGFEO system telephone installation. It is designed for integration into existing telephone systems, with mounting to be performed according to the technical specifications of the system. The connections are designed for linking with ISDN lines, with the switching function of the connections configurable during installation.

The warranty period is six months, indicating the quality and reliability of the module. The module originates from a demonstration system, meaning it has already been in operation, but is in fully functional condition. The warranty covers any defects occurring within the first six months after delivery.

Advantages in Operation
The four switchable ISDN connections offer high flexibility in the use of the telephone system. The switching function enables precise control of the connections, which is beneficial when configuring complex systems. Compatibility with AGFEO system telephones ensures seamless integration into existing installations. The use of ISDN technology provides a stable and reliable connection to the public network, which is important for professional communication requirements. The module is designed for use in office environments where high availability and reliability of the telephone system are required.