The auvisio soundbar features 13 speakers and 2 subwoofers for an exceptional sound experience. Transform your home into a home theater! 3D sound technology: Special components for music conversion provide a unique depth to the playback. The soundbar ensures consistent sound coverage throughout the room, no matter where you are. With 5.1 channel support, each channel is delivered through its own speaker unit, allowing you to fully enjoy the film experience and appreciate every scene. Numerous connection options: There are 2 HDMI ports with 4K UHD support for TV, receivers, etc., as well as an analog stereo RCA connection. You can also play your music via USB stick or Bluetooth.