Is this device using an en/decryption? If so what kind of? The description says that it can be programmed by computer, what software and cable do I have to use to Programm it and what can I programm on it?

Here is the link: Please download USB universal driver and RT22 software from Retevis official website freely: About how to programming,here is the blog: You can set frequency and relevent detalied information.
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