Who makes some bluetooth 4.0 devices that work with the iphone 4s. I am interested in a watch possibly. I can't seem to find much on google, anyone know of anything watches or devices that are interesting and bluetooth 4.0
closed as off topic by Nathan Greenstein♦ Oct 21 '11 at 3:12
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I'm not sure if this is what you are looking for, but some wealthy people may want to know this.
Lots cars and satellite navigation systems allow you to connect iPhones to their Bluetooth systems, enabling you to hear sounds from your phone through you car speakers. I find it very useful, but many peopled do not like it.
As for accessories, I have some bluetooth headphones, and a bluetooth keyboard. I would suggest do a Google search for things like "iPhone bluetooth keyboard".