This product is an emergency rescue terminal that supports the Beidou-3 Regional Short Message Service, emergency location reporting, and one-touch alarm. The Beidou short message helmet implements functions such as Beidou RDSS, Beidou RNSS positioning, automatic location reporting, SOS alerts, and safety check-ins. It fulfills needs like location reporting, track presentation, and emergency alarms. It is suitable for scenarios such as border patrols, forestry inspections.