Russound's DMS-3.1 Digital Media Streamer provides network-based digital music to your multiroom system. As an Apple Certified AirPlay accessory, audio content can be sent to the DMS-3.1 from any iOS device. The DMS-3.1 is designed to work seamlessly with the C-Series Controllers. It supports all C-Series user interfaces with media menus and metadata displayed on system keypads, touchscreens and the My Russound app. 3rd party control options include two-way control via Russound's RIO protocol either directly or through a connected C-Series controller.