I have the older thumbtackless PS-1 version, CNW boxcar. I like it, but I wish it would just have clickety clack sounds like the Station Sounds Diner cars. But it’s better than nothing, and adds something to my long freight trains. Also the sound volume is adjustable as is the frequency of the effects. I lovingly refer to the car as having “bowling alley” sounds.
You can hear the car roll by at the end of the train below, just in front of the caboose: