Using an external subwoofer with an HDX system

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The Nureva® HDX series is coming soon.

Technical support articles are being prepared ahead of HDX availability and may be updated as features, functionality and guidance evolve.

Nureva HDX audio systems provide high-quality microphone pickup and speaker output in a variety of room types. Adding a subwoofer to your HDX system enhances low-frequency performance, delivering richer, more immersive sound — especially in larger rooms.

Note: The subwoofer will be active only when playing content such as videos or music.

  1. A preferred speaker system is already installed in the room.

  2. A room has high background noise and/or poor acoustics.

Connecting a subwoofer

Use the 6.35 mm (1/4") TRS (tip ring sleeve) connector on the HDX system hub’s subwoofer output.

  • Tip = hot (+)

  • Ring = cold (–)

  • Sleeve = ground/shield

Ensure the subwoofer has a balanced analog input and its own amplification, as the HDX output is line level (maximum 4 dBu / 1.23 Vrms) and cannot drive passive subwoofers directly.

As soon as the subwoofer is connected, it will be automatically detected and appear in the devices list in the Nureva App.