Streaming music services are growing increasingly popular with some offering better sound quality than others. Sonos offers all of these services through their system too and allow you to also stream your iTunes library. Apple Lossless is CD-quality with services such as MOG streaming at 320k, close to CD quality. Other popular streaming services such as Pandora are a lot of fun but don't offer the same sound performance. Check out these specs provided to us from Sonos.