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Retevis GMRS Radios
GMRS radios are typically handheld portable (walkie-talkies) much like Family Radio Service (FRS) radios, and they share a frequency band with FRS near 462 and 467 MHz. Mobile and base station-style radios are available as well, but these are normally commercial UHF radios as often used in the public service and commercial land mobile bands.
What are the FRS/GMRS frequencies?
The General Mobile Radio Service (GMRS) is a licensed radio service that uses channels around 462 MHz and 467 MHz. The most common use of GMRS channels is for short-distance, two-way voice communications using hand-held radios, mobile radios and repeater systems.
Family Radio Service (FRS)
FRS radio, licensed walkie talkie,has 22 channels in the 462 MHz and 467 MHz range, all of which are shared with GMRS. ... As of September 2004, low-power GMRS radios and dual-standard GMRS/FRS radios have been approved for use in Canada and provide additional channels.