The Quansheng UVK58 is a radio hackers dream, because it's based on the Beken 4819 rf chip which covers between 18 MHz - 1200 MHz. We have already see how well the receiver performs thanks to other youtubers, now lets see what happens if you try transmitting with it!
Firmware tested:
https://github.com/spm81/Quansheng_UV...
This video shows tests conducted in a controlled environment, I am a licensed amateur radio operator. I am not responsible for the irresponsible use of this firmware.