Make and Receive Real-Time PTT over Cellular Calls



What is ESChat?

Expand your analog radio fleet to include smartphones with ESChat.

A remote communications app, ESChat connects you with all devices in the field, allowing you to stay connected anytime and anywhere. This cloud-based service is integrated with Omnitronics IPR110+ and IPR400 S2 as standard, to keep communication lines open, even when you are without your radio.


Why ESChat App?


Leading Format

Compatible with Omnitronics tech – so you can talk to our equipment


PTT over Cellular

Communicate with radios straight from your mobile smartphone


Connect & Communicate

Up to 4 channels simultaneously with the IPR400 S2


VoIP to Anywhere

Connect to any remote repeater through an Omnitronics RoIP gateway

Network Diagram

Integrating a Voice LMR Network with ESChat



Make and receive real-time PTT over Cellular calls.

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