E F Johnson
Portables

Reliable…Rugged…Submersible…Solid. The 5100 ES radio is built for demanding public safety applications. Featuring P25 trunked and conventional operation, the Enhanced (AMBE+2) P25 Vocoder, and the encryptions you need for security.

The 51SL ES features P25 trunked and conventional operation, the Enhanced (AMBE+2) P25 Vocoder, and a rugged design.
Mobiles

Rugged, reliable, solid, and built for public safety, the 5300 ES mobile radio is a multi-protocol radio that leads the industry in feature richness and system interoperability. Featuring P25 trunked and conventional operation, the Enhanced (AMBE+2) P25 Vocoder, support for up to 864 talkgroups, and the encryptions you need for security, the 5300 ES is your clear product choice.

The 53SL ES mobile radio meets the needs of first responders, and is capable of operating in analog and digital applications. The Enhanced (AMBE+2) P25 Vocoder makes this a loud and clear mobile radio - hear the difference.