01
Nationwide Intercom
Supports wide-area public network intercom for longer-distance voice coordination and dispatch tasks.
EC20 is a 4G PoC public network radio built for mobile dispatch communication in professional operations. It supports nationwide intercom over public network infrastructure, helping fleet and logistics teams, security personnel and field teams maintain reliable voice coordination with group calling, clear audio output and remote upgrade capability.
Your EC20 detail materials emphasize nationwide communication, HD display, clear audio, simple operation, member grouping, remote online upgrade and stronger penetration.
Supports wide-area public network intercom for longer-distance voice coordination and dispatch tasks.
Supports clearer screen display and better voice intelligibility for daily handheld communication use.
Supports single call and group call functions for more flexible internal communication workflow.
Supports remote online upgrade for more convenient maintenance and easier fleet management.
Supports member grouping and PTT priority optimization for more organized team communication.
Promoted with stronger penetration and anti-interference capability for practical field communication.
Compact handheld structure and convenient controls make EC20 suitable for continuous everyday use.
Your materials highlight more comprehensive communication protection and more reliable daily operation.
Main technical parameters are based on the EC20 detail posters you shared.
| Model | EC20 Public Network Radio |
| Network Version | Single 4G |
| Network Support | China Mobile / China Unicom / China Telecom |
| Screen Size | 1.77 inch |
| Dimensions | 50 × 27 × 125 mm (with antenna length) |
| Working Voltage | 3.7V |
| Battery Capacity | 4000mAh |
| Main Functional Highlights | Nationwide intercom, HD display, clear audio, single/group call, member grouping, remote online upgrade, stronger penetration, practical operation |
Based on your EC20 posters, this model is suitable for taxi, freight, logistics, security, urban management, police, self-drive teams, retail, tourism, construction and railway scenarios.
Supports communication coordination for taxi fleets, freight transport and logistics-related operational tasks.
Suitable for security, patrol and city-management teams that need practical mobile voice coordination.
Can be used in construction, railway and other on-site work scenarios where reliable dispatch communication is needed.
Connect EC20 deployment with scenario-based communication planning for logistics, security patrol and construction field operations.
Mobile dispatch communication support for fleet coordination, route management and warehouse operations.
Reliable field communication support for patrol teams, supervisors and site security coordination.
Practical communication workflow support for construction crews across multi-zone industrial worksites.
Tell us your application scenario, estimated quantity and communication demand. We can provide product recommendation, quotation support and deployment suggestions.