S50 Pro+

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Wireless Stereo Preamp

Add S50 Pro+ stereo preamp to your traditional audio equipment to stream high-quality audio over WiFi, Airplay, Spotify Connect, and aptx HD. Connect all your favorite sounds in one S50 Pro+ stereo preamp and enjoy seamless multiroom listening any time around your home.


WiFi Audio Receiver

Upgrade Your Home Stereo With Wireless Streaming

  • The S50 Pro+ stereo preamp is a high quality preamplifier that can add wireless capability(WiFi, Airplay, Spotify Connect and Aptx HD Bluetooth 5.0) to your audio system
  • The S50 Pro+ stereo receiver is equipped with the famous high-end ESS Sabre 9023 DAC and Aptx HD Bluetooth 5.0 to give you an unprecedented auditory feast
  • The rich interface is compatible with most audio devices. Add an S50 Pro+ audio receiver to all your rooms and enjoy a premium whole house audio system!


Multiroom Preamp

Multiroom Audio System

  • Mix and match any combination of Arylic streaming devices to create a custom multiroom system and play the same music throughout your home, send different sources to each room at the same time, or create your own custom-defined multiroom zones…
  • All are controlled via the 4stream App

Extraordinary Sound Performance

  • S50 Pro+ uses the famous ESS Sabre 9023 DAC and supports aptX HD Bluetooth 5.0. Enjoy high quality sound from high performance hardware with your home stereo system

Brilliant Sound Streamed Directly From Your Favorite Providers

  • Spotify, Amazon Music, Tidal, Qobuz, Deezer, Napster, TuneIn, Internet Radio, iHeart Radio, QQ Music, QQ FM
  • The S50 Pro+ stereo receiver connects directly to your online streaming providers to play high quality audio, avoiding Bluetooth bottlenecks and compression

Variety Of Interfaces

  • Stereo RCA Line In, Optical In, USB Host, RJ45 Lan Port (Ethernet), Stereo RCA Line Out, Optical Out, Coax Output, 12V Trigger Out, Speaker Out (4-Wire Phoenix connector included), Sub Out, WiFi and Bluetooth 5.0 with aptX HD Support

Powerful 4stream App

  • Choose your music source and control playback, set EQ, control multiroom/independent playback, manage playlists, control alarm clock, WiFi settings, update firmware and more…
  • All the useful features you need in our free 4STREAM App for iOS & Android




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