Description
Introducing SHIELD EXTEND, the ultimate solution for addressing the most demanding challenges in emergency communication. Built upon Power-over-Ethernet (PoE) architecture, this cutting-edge public safety Emergency Responder Communication Enhancement System (ERCES) sets the gold standard for reliable and comprehensive coverage within any building.
Unmatched variability
SHIELD EXTEND is available in two variations, catering to diverse needs:
- Class A device: Offering 56 channels at 12.5 kHz bandwidth
- Class B device: Providing 28 channels at 100 kHz or 150 kHz bandwidth
Exceptional features
What sets SHIELD EXTEND apart are its remarkable features:
- No-noise cuarantee: Automatic calculation and setting of isolation, uplink, and downlink gain for pristine performance.
- Talk-out and grid testing: Industry-first uplink and downlink tests via Nextivity WAVE PRO app and COMPASS XR.
- Nextivity proprietary IntelliBoost chip: Ensures unparalleled real-time talk-in and talk-out performance.
- End-to-end system monitoring: Built-in remote monitoring and management via Nextivity WAVE portal.
Comprehensive components
SHIELD EXTEND’s components work in harmony:
- Management unit (MU): Controls and monitors all system components, including NU and CU, as well as SHIELD Remote Annunciator (RA) panel, emergency power-off switch (EPO), and active server antennas.
- Network unit (NU): The head-end of the system; supports up to 6 CUs via PoE.
- Coverage unit (CU): The remote unit of the system that rebroadcasts LMR and FirstNet donor signals.
Outstanding benefits
The advantages of choosing SHIELD EXTEND include:
- One solution that provides a complete code-compliant ERCES system.
- Centralized Power-over-Ethernet (PoE) architecture that reduces equipment costs.
- Modular architecture allowing scalability from 1 W to 6 W.
- Certifications that reduce time-to-market and downstream costs.
- Remote monitoring ensuring that the system performs as designed.
- Minimal noise in the network through optimal gain and power settings, guaranteeing the best overall radio performance.
- Assured best audio quality for seamless communication.
Public safety network and network protection
SHIELD EXTEND is engineered to support the most critical needs:
- Support for all FirstNet LTE bands (2, 4, 12, 14).
- Support for 700 MHz and 800 MHz (P25, Analog).
- Certifications: NFPA 1221, IFC 210, NEMA 4, and listed to UL 2524.
- Automatic UL and DL gain settings for public safety channels.
- Uplink muting mode (squelch) automatically shuts down uplink transmissions when no active user equipment is detected.
- Independent donor antenna ports for FirstNet and LMR.
Discover the future of public safety communication with SHIELD EXTEND. Meet your emergency communication needs with precision and excellence.







