Upload 120,000 DMR contacts on Retevis RT84

Recently, we improve RT84 the latest firmware support to upload 120,000 DMR contacts. Today let’s learn how to operate it. What do you need? Download RT84 latest software V1.03. Download RT84 latest firmware D02.01 All the recourses download from https://www.retevis.com/resources-center  How to do? Firstly, Upgrade your RT84 firmware to D02.01. Unzip the RT84 “RT84_Firmware_D02.01” file. […]