Neutrino multiroom streamer, DAC (digital-to-analogue converter) and Class D preamplifier with high-end ES9038Q2M DAC chip, optical digital input, optical and coaxial output. It is compatible with Deezer, Tidal, Spotify, and other popular streaming services, and provides high-quality internet radio playback. Wireless control via the free 4Stream app on Android and iPhone. Bluetooth 5 aptX HD connectivity and AirPlay 2 compatibility. The box includes an external antenna for WiFi and Bluetooth and a remote control for volume control and input selection.