SquareTrade is pretty good and responsive. As to OP's question, I'd just chat or email them. I had a question about what category and they answered it quickly. From looking at the site, you probably want Misc Electronics, but I'd just ask.
I have coverage on a couple of non-standard things, like Tivo DVRs, etc.
I wouldnt buy it. A friend of mine has one and I think its over 5 years old. Its still working! Mind you this is in a topless jeep and its been sitting in the sun all these years. I was pretty shocked and impressed.