Sonos CR200 Wireless control of your Sonos Multi-Room Music System (Discontinued by Manufacturer). Wireless multi-room music control with full-color touch screen. Instant access to iTunes, free Internet radio, Pandora, Napster and more. Free apps for iPhone, iPod touch and iPad. Dedicated CR200 includes charging cradle. Requires one Sonos ZonePlayer, high-speed Internet connection and wireless router.