RADTEL RT-470
Can't program it in CHIRP? Here is how!
If you are trying to program a Radtel RT-470 with CHIRP and get an "Unknown Device" error your solution can be found on the RADTEL website.
Simply go to the Support page and download the version 2.11 driver and upload it to your radio. The driver comes with the boot loader.
Website: https://www.radtels.com/pages/software-download
LOOK FOR:
Load 28-14)
V2.11A Firmware for New RT-470L (FW V2.0/HW 11-V2.0) (V2.11a 231026) 
It is tricky because the screens are in Chinese but here is an instructional video;
#radtel
#RT-470
#RT-470Chirp
