Latest Sonos headphone news

Sonos wireless headphones: Release date, features, rumours and specs
Sonos takes over RHA Audio: Sonos headphones coming soon?
Is Sonos working on earbuds as well as headphones?
Latest Sonos patent reveals possible final design of its upcoming headphones
Sonos headphones patent presents potential design and features
Sonos is talking to manufacturers about making Sonos wireless headphones