Sonos desktop controller app receives an update, looks better but less functional now - WinCentral
Amazon.com: Sonos CR200 Wireless control of your Sonos Multi-Room Music System (Discontinued by Manufacturer) : Electronics
Sonos® Controller CR100 Add-on remote control for Sonos Digital 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.
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Sonos Controller 100 Reviews, Pricing, Specs
Sonos CR100 Controller Reviews and Price Comparison: Multi-room System Music Streamer
Sonos Controller 200 - HIFI-REGLER
Amazon.com: Sonos Controllers CR100 Wireless control of your Sonos Multi-Room Music System (Discontinued by Manufacturer) : Electronics
Sonos Control: "Die Fernbedienung ist tot" - Golem.de