The K780 is a professional 4G PoC terminal designed for instant nationwide communication. Featuring group call, voice recording, emergency alarm, global roaming, and a long-lasting 4000mAh battery, K780 delivers reliable push-to-talk performance for security, logistics, patrol, transportation, and field operations.





K780 is built for professional wide-area communication, combining stable 4G PoC connectivity, loud audio, emergency functions, and long battery endurance in a rugged handheld terminal.
Supports wide-area push-to-talk communication over 4G LTE networks, enabling seamless coordination across cities, regions, and operational sites.
Provides fast and reliable group calling and private communication for efficient dispatch, teamwork, and real-time operational coordination.
Designed with optimized audio performance to ensure clear voice transmission in noisy environments such as logistics centers, security patrols, and events.
Integrated emergency alarm capability helps improve personnel safety and enables faster response during urgent or critical situations.
Supports communication recording and playback for operation review, dispatch confirmation, and important communication tracking.
Equipped with a high-capacity 4000mAh Li-ion battery to support long shifts and continuous communication throughout demanding daily operations.
Basic technical parameters of the K780 LTE Push-to-Talk Terminal.
| Basic Parameters | |
|---|---|
| EU Network Bands |
GSM: Band 2 / 3 / 5 / 8 WCDMA: Band 1 / 2 / 5 / 8 TDD-LTE: Band 38 / 40 FDD-LTE: Band 1 / 2 / 3 / 5 / 7 / 8 / 20 / 28 |
| US Network Bands |
GSM: Band 2 / 5 WCDMA: Band 1 / 2 / 4 / 5 / 8 FDD-LTE: Band 1 / 2 / 4 / 5 / 7 / 12 / 13 / 17 / 25 / 26 |
| Battery Capacity | 4000mAh |
| Battery Voltage | 3.7V |
| Maximum TX Power | 23–25dBm @ all up bits |
| RX Sensitivity | -106dBm |
| Standby Time | 69 hours depending on practical network |
| Audio Transmission | 2W @ 10% distortion |
| Working Temperature | -20℃ ~ 60℃ |
| Dimension | 150 × 67 × 38 mm |
| Weight | 192g |
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