Hyperparathyroidism is where the parathyroid glands produce too much PTH. This causes blood calcium levels to rise (hypercalcaemia) and blood phosphorus levels to fall (hypophosphataemia).
Just two words: Quality and BlueTooth cannot be used in same sentence. The Sonos Play 3 is a very good sounding speaker for it's price range and is well made. You can't really compare it to a BT speaker as it really is much more. Your smartphone is mostly used as a remote for it rather than a source so your phone doesn't have to be on all the time you use it.
The Bad You'll need to have separate speakers and a tablet or smartphone. The Sonos Connect:Amp doesn't support iTunes Match. While it can wirelessly interact with other Sonos products, you'll need a hard-wired connection or the $49 wireless Sonos Bridge accessory if it's your only Sonos component.t gives you access to nearly any cloud music service (Pandora, Spotify, Amazon, Rhapsody, and so forth) using any iOS device or Android smartphone as a remote. The Connect:Amp has a line-in, which is particularly useful for connecting a TV or DVD player.