3 ms·What you using to reach 169Mhz? Is than band unlicensed?by nunobrito 3y agoWhat you using to reach 169Mhz? Is than band unlicensed?bullen 3y agoIn EU yes.nunobrito 3y agoOK, how are you using it?bullen 3y agohttp://radiomesh.org http://radiomesh.org