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51SL Mid-Tier Portable Radio

EFJohnson’s 51SL Portable Radio is rugged, lightweight, and versatile
Mid-Tier radio product that operates in both analog and digital
applications. It provides a seamless evolution to next generation
networks while offering investment protection for your present
communications system; all in a powerful software-controlled device that
is easy on your mind and your budget. If you need a multi-protocol
portable radio that leads the industry in feature richness and system
interoperability, then the 51SL Series Portable Radio is your clear product
choice.
Project 25 Compliance:

P25 Common Air Interface (CAI)
P25 trunked and conventional communications
P25 Over-the-Air-Rekeying (OTAR)
SMARTNET® II and SmartZone® Interoperability:

EFJohnson is the industry's only supplier licensed to support both analog and digital
SMARTNET II and SmartZone trunking protocols. ASTRO® trunking is also supported.

Flexibility:

Communicate in both narrow and wideband analog channels in addition to wideband digital.
Enables programming of up to 512 channels/talkgroups.
Available in Model II (Display, Basic Keypad) and Model III (Display, DTMF Keypad)
configurations as well intrinsically safe
PC-based Programmability:

Program large volumes of radios with the click of a mouse, using EFJohnson's PC
Configure™ application - support both mobile and portable platforms in a single
configuration software package.