The "Dual Magnet" dual driver provides phenomenal power while ensuring excellent linearity. The Sub 1000 F has an integrated 1000 watt BASH® super-powerful amplifier to let the 30 cm woofer unleash its full potential. Finally, its sealed construction offers an extended bass response, a very compact size and an absence of interference, all leading to a pure, harmonious sound. This loudspeaker is perfect for faithfully reproducing your film soundtracks with ease, making it the proud complement to your Aria 900 speakers.