From simplest code locks to the most sophisticated VoIP access control systems, Qtel provides all kinds of complete communications solutions, making them ideal for various interfaces, business, and residential applications.
2N® Helios Uni – Door Intercom Systems
An intercom for all analogue telephone lines.
The 2N® Helios Uni is a door intercom for voice transmission and door operation using an analogue telephone line. The communicator operates on the principle of an analogue telephone and can, therefore, be integrated into a company’s current telephone system. The door intercom simply has to be connected to an analogue exchange, with no need to change the current infrastructure or buy additional products.
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