I honestly would not touch any of those. They all seem to be some pretty off brands.
I would stick with a Puxing.
Transmission distance depends on a lot of factors. Output power, Antenna length, connector losses, quality of parts, and your surroundings are the key ones. The lower quality radio you go, the worse its going to get.
With this frequency range and the size of the radios, you will never see more then a few KM of range (if you're lucky) unless you start spending a lot of money amplifying your signal and getting quality antennas.
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