The manuals help you know better the Radio Functions . And learn more Radio Operations and Matters Need Attention. You could get the detailed Product Parameters as well .
RT40 FRS English InstructionClick to view
RT40 PMR446 English InstructionClick to view
RT40-Multi-language-PMR446Click to view
If you do not have the language version of your interest,please contact us.
It makes you get full control of your radio. You could self-define the channel information, sub-audio settings, shortcuts, and any else settings on your radio. It is a powerful assistant in the process of using the walkie-talkie.