5G full network+Tiantong satellite+Beidou short message+DMR intercom multi-mode fusion terminal. Support public network intercom; Support DMR digital to analog intercom, with a maximum straight-line distance of 5 kilometers, and can communicate with ordinary intercoms; Support external infrared starlight law enforcement recorders, emergency strong light flashlights, AI intelligent noise reduction fingerprint recognition, and real-time video feedback; Support Tiantong satellite communication.