After months of preparation we are introducing a new Freely Roaming SIM (FR SIM) for our Alarm Signalling communicators. Generally, SIMs are provided by one of the networks and extra charges are incurred for “roaming” to other networks. SIMs for data are available...
Emergency Voice Communication System using Terrier SC Communicators We have published an information sheet today providing details of how the Terrier SC Alarm Signalling system can provide Emergency Voice Communication in Safety Refuges. Refuges are designed into...
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