To help installers take advantage of the additional flexibility offered by PoE, Sonos has also created the Era 100 Pro ...

The same goes for device installations in awkward locations like ceiling corners that are ... pair with a flexible and secure wall mount The Sonos Era 100 Pro also features two unique holes ...

It also has dedicated up-firing audio drivers to bounce sound off your ceiling ... Era 100 speakers can also do a solid job as wireless rear speakers. The Era 100 even works with the Sonos ...