VHF / UHF transceiver
*Enhanced MDC adds GPS capabilities for AVL/APL and allows use of free-form short text messages of up to 48 characters in length.
**Any of these digital version may be upgraded with AES and/or DES encryption (non-FIPS certified. Optional activations key option must be purchased.
***High Power Upgrade Kit (HPUK) converts the F1721 series into a 110 watt VHF mobile.