Technical Support (on weekdays 8:00-17:00 Budapest time): +36 1 533 31 20

Technical Support: +36 1 533 31 20 (on weekdays 8:00-17:00 Budapest time) or support@tell.hu

Ethernet and 4G Communicator

Professional Ethernet and 4G alarm communicators

TELL Ethernet and 4G communicators provide reliable dual-path communication for transmitting alarm events to remote monitoring stations. The devices support both Ethernet and 4G/2G connectivity, automatically switching to the mobile network if the wired internet connection fails. They also offer telephone line emulation, mobile app control, remote programming and support for SIA DC-09, TELLMon and other industry-standard reporting protocols.

These communicators are ideal for security systems where uninterrupted and redundant communication is essential.


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Transmission channel
Contact inputs
Configurable inputs (NO/NC)
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SMS sending
E-mail sending
Push notification
VoIP-based voice call
VoIP-based SMS sending
IP-based reporting to monitoring station
WhatsApp
Mobile application
IP camera support