Active car Hi Fi subwoofer with 25 cm (10") woofer & 400 watts max. power. Built-in Class A / B amplifier with adjustable crossover frequency & switchable phase. Low-resonance cabinet design with bass reflex construction with angled back wall, carbon-look finish & felt cover. The auna SUB10BK car subwoofer is the ideal solution for a strong sound & visually attractive car boot expansion. Polycyclic performance & an impressive appearance are the subwoofer’s trademark.A built-in amplifier drives the powerful 25cm (10”) woofer & supplies the vehicle & its occupants with plenty of sound pressure & an enormous amount of depth. The range of performance extends up to 400 watts max. power, & can be tamed thanks to adjustable crossover frequency & switchable phase. Personal sound preferences can be set to reinforce optimal performance of all audio components. Visually, the car subwoofer scores with a successful design mix of a specially designed membrane with carbon design. The low resonance wooden cabinet has a durable felt cover, which is further enhanced by a stylish finish in carbon look.