Phonos: Sonos App for Windows 8.1, Windows 10 and Windows RT
Sonos CR200 Controller - Great Condition - RARE | eBay
Sonos® Controller CR200 Touchscreen controller for the Sonos Music System at Crutchfield
GitHub - Thyraz/Sonos-Kids-Controller: Software for self made touchscreen jukeboxes for kids. Supports Spotify streaming and uses Sonos for audio output.
Sonos is releasing a new OS and controller app for its speakers this June | Engadget
The Sonos App: How it Works
8" Android PoE in-Wall flush mount Tablet Controller for Sonos | Geekland: POE wall mount tablets and Industrial touchscreen panel PC OEM/ODM manufacturer