When i got radios in hand, but i want to write the frequency as i like, how to do it? Let’s take an example of RT5 & RT5R & RT5RV to get started!
Step 1. You have to get one programming cable in hand.
Step 2: pls log in http://www.retevis.com/programming_software to download“NEW USB DRIVER” and “RT5 & RT5R & RT5RV”