Dear ED, The control cable of RT91 only support kenwood two pins radio, please confirm your radio is compatible Best regards Retevis Team
Please install the software on Retevis website:https://www.retevis.com/resources-center. Here is the link:http://blog.retevis.com/how-to-programme-rt5rv-by-software/ Please reference it.
RT6 is double band UHF/VHF,here is the link:https://www.retevis.com/ip67-waterproof-anti-dust-walkie-talkie-rt6-dual-band-radio. Could you please check it if you like?
Vážení, zde je blog funkce RT24 scan; http: //blog.retevis.com/how-to-set-retevis-rt24-scan-function/ Prosím, odkazujte.
Here is the link: https://www.retevis.com/resources-center. Please download USB universal driver and RT5 software from Retevis official website freely.