1. Dual-Slot Spectrum Efficiency DM-1701A's DCDM (Dual Capacity Direct Mode) enables two simultaneous calls on one 12.5kHz channel, doubling communication capacity for construction crews without repeater investment.
2. Cross-Platform Hybrid Operation Switch seamlessly between analog/digital modes on DM-1701A's 1.77'' color screen, monitoring UHF/VHF dual bands with priority channel scanning for hotel security teams.
3. Enterprise-Grade Contact Management Store 10,000 digital contacts and 250 zones in DM-1701A, supporting group/all-call functions with SMS alerts for silent operations in hospitals.
4. Tactical Call Control System Initiate private calls with remote monitor/activation on DM-1701A, featuring customizable side keys for firefighter emergency dispatch.
1. Dual-Slot Spectrum Efficiency DM-1701A's DCDM (Dual Capacity Direct Mode) enables two simultaneous calls on one 12.5kHz channel, doubling communication capacity for construction crews without repeater investment. 2. Cross-Platform Hybrid Operation Switch seamlessly between analog/digital modes on DM-1701A's 1.77'' color screen, monitoring UHF/VHF dual bands with priority channel scanning for hotel security teams. 3. Enterprise-Grade Contact Management Store 10,000 digital contacts and 250 zones in DM-1701A, supporting group/all-call functions with SMS alerts for silent operations in hospitals. 4. Tactical Call Control System Initiate private calls with remote monitor/activation on DM-1701A, featuring customizable side keys for firefighter emergency dispatch. 5. Open-Source Firmware Expansion DM-1701A supports OpenGD77 firmware upgrade . ⚠️Once upgraded, factory firmware cannot be restored.