<p>The Sub is driven by AMBEO, a breakthrough in 3D sound developed in collaboration with the German research organization Fraunhofer IIS Institute. The extremely deep bass is powered by the AMBEO virtualisation technology, that provides the most natural and immersive sound you’ve ever experienced. While a 8” high-end proprietary woofer, paired with a 350W Class-D amplifier, guarantees unmatched thundering bass down to 27Hz.</p> <p>· Subwoofer for TV and Music with Immersive 3D Surround Sound a Thundering Deep Bass Down to 27 Hz - 8'' Woofer with 350W Class D Amplifier · Warranty : 1 Year</p> <p>Store in a cool and dry place.</p> <p>Germany</p>