Realistically however, most GMRS radios can be counted upon for a range of five miles or so, especially with the one or two watt power output common to many of the more affordable GMRS and FRS/GMRS combination radios.
In fact most FRS and GMRS radios feature a variety of channel "codes" to aid in receiving the communication you want while blocking the signals you don't want to hear.
This compact radio has all 15 of the FCC approved channels from GMRS
operation and sports a large, back liquid crystal display for easy viewing.
The subject of the public procurement contract of works shall be the Construction of main pipeline Section Block Station 5 Negotino with GMRS
Shtip and GMRS
It provides a two-way radio communication range of up to two miles via FRS channels and up to five miles with GMRS
69 Cell phones don't Work everywhere Consider FRS or GMRS
radio as alternates, or rent a satellite phone.
Although they are designed as hand-held and not mobile units, FRS and GMRS
radios are also options.