Talkaphone BLPT-RETRO-CGW-4G-GSM-V2-E520E Voice Over LTE (VoLTE) Retrofit Kit, Includes ETP-520E and ETP-CGW-4G-GSM-V2

Convert aging emergency call towers into modern, monitored 4G voice stations with the Talkaphone Voice over LTE (VoLTE) Retrofit Kit. Designed for campus, transit and public-safety environments, this Talkaphone retrofit kit delivers dependable cellular voice communication without replacing the tower housing. The kit includes the ETP-520E endpoint and the ETP-CGW-4G-GSM-V2 cellular gateway, enabling VoLTE voice connectivity and Cellular Gateway Cloud Monitoring with email alerting. When a call button is pressed, the built-in auto-dialer can contact up to five preprogrammed numbers and plays a pre-recorded location message so responders know the exact call station. This reduces response times and enhances situational awareness for security, surveillance, monitoring and facility teams. Ideal for organizations that need to modernize emergency telephony while minimizing downtime and installation costs, the BLPT-RETRO-CGW-4G-GSM-V2-E520E provides a practical, network-friendly upgrade path. Contact your Talkaphone reseller to schedule an upgrade or to evaluate the retrofit kit for your emergency communications and monitoring applications.

• Retrofit legacy Blue Light phone towers to 4G LTE cellular voice quickly, preserving existing housings and reducing costly rewiring
• Built-in auto-dialer calls up to five numbers for reliable emergency notification and faster response times
• Pre-recorded location message identifies the physical call station for first responders and remote monitoring teams
• Includes ETP-520E and ETP-CGW-4G-GSM-V2 for a complete, tested VoLTE conversion that simplifies installation and integration
• Cellular Gateway Cloud Monitoring with email alerting keeps operations teams informed of connectivity and system health for security and surveillance sites
• Low-maintenance solution that extends the life of installed infrastructure while improving voice reliability and network compatibility