JBL PSW-1000 powered subwoofer delivers deep, impactful bass for your home theater or audio setup. This discrete output, high current powered subwoofer features a front-firing 10-inch driver housed in a black ash wood grain cabinet. The rear panel provides comprehensive control with adjustable crossover frequency (90Hz to 150Hz), volume level, and a phase switch (0° to 180°). Connectivity options include both high-level (speaker wire) and low-level (RCA) inputs and outputs, making it compatible with a wide range of receivers and amplifiers. Built with JBL's renowned engineering in Canada, this unit provides reliable performance and a significant low-end boost to any sound system.