It does seem odd that there aren’t any on the official compatibility list. If you’re willing to use community created device handlers, though, there are several choices.
Over the last six months or so several new devices have been introduced to the marketplace, so you now have a choice of quite a few. And if you really just mean “wireless” in terms of radio frequency rather then “wireless” to mean battery – operated, there are even more options. 
But even if you just stick with battery-operated options, there are least five now.
See the following:
Batterypowered options include:
