for auditory bass frequency divider, provides clear and powerful bass effect.. 1500W sound output, adjustable subwoofer, to meet the user demand for sound and bass . Stable, suitable for all of Auditory or professional Auditory equipment. . Adjustable subwoofer function, users can freely adjust according to different music genres or scene demands.. for Professional Auditory engineers, music producer and other Auditory field practitioners. Audiophiles, Auditory-visual enthusiasts and other individual users in pursuit of highly sound effects..