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.
[Update] The LG-VS880 has just received Bluetooth SIG Certification. According to a tweet from @evleaks, Verzon wireless will launch the LG-VS880 as LG G Vista. The LG-VS880 model has been spotted in a UA Profile on Verizon Wirless Website. Moreover, We have seen this model number in FCC filing . Early today, The LG-VS880 model number was spotted in an Verizon APP.