Sonos® Controller CR100 Add-on remote control for Sonos Digital Music System at Crutchfield
Sonos app is now renamed to ”Sonos S1 controller” in AppStore. S2 is coming! : r/sonos
What Is Sonos S2? Here's What You Need to Know
GitHub - Thyraz/Sonos-Kids-Controller: Software for self made touchscreen jukeboxes for kids. Supports Spotify streaming and uses Sonos for audio output.
Sonos Controller CR100 Multi-Room Music System Controller + Charger FULLY WORKS | eBay
Sonos Bundle 90 Wireless music system with non-amplified player and controller at Crutchfield