Sonos Sub 4 Wireless Subwoofer - SUBG4UK1

The Sonos Sub 4 (SUBG4UK1) is a high-performance wireless subwoofer designed for immersive audio experiences. Featuring dual inward-facing woofers with force-cancelling architecture, it delivers deep bass down to 25 Hz. This unit supports Wi-Fi 6 and Ethernet connectivity, ensuring stable integration with Sonos speakers including the Arc Ultra and Beam series.

The Sonos Sub 4 utilizes a ported and sealed hybrid enclosure containing dual inward-facing woofers to produce rich low-frequency response at approximately 25 Hz. The force-cancelling acoustic architecture ensures that bass vibrations do not disturb the surrounding environment, allowing for clean and powerful sound reproduction. Trueplay room tuning technology automatically adapts the audio output to fit the specific acoustic characteristics of your space.

This wireless subwoofer connects via Wi-Fi 6 or Ethernet, ensuring reliable network performance. It pairs with compatible Sonos speakers such as the Arc Ultra, Arc, Beam, Five, Era 300, and Era 100 systems. Measuring 389 x 402 x 158 mm and weighing 2.02 kg, it fits discreetly in various settings. It operates on 100–240 V AC power and features a durable matte white finish.