Here's a short video of its operation. Probably, about 10% of functions available.
You can hear how clunky buttons are..
Anyhow. It does the job. Some of the bidirectional features work. Some not. For example, I could not remote start air compressor through the scanner.
I'd sum it up this way. If money is of concern, it is a good, slow, but versatile scanner.
In the hindsight, I should have spent $100 more and gotten one with touchscreen and cordless. Wifi or BT, some come with dedicated dongle. This one here is stone age interface. But it works.