The Discovery Connect Streaming Music Endpoint from ELAC is an ideal companion to an ELAC Discovery Music Server or other Roon-Based music server. . The unit includes digital and analog outputs, as well as built-in Wi-Fi and Bluetooth interfaces. The embedded AirX2 transmitters allow you to eliminate speaker wires when paired with ELAC's Navis powered loudspeakers (sold separately). The unit supports Spotify Connect, AirPlay, Roon Ready, and Bluetooth applications streaming from iOS and Android mobile devices.