Adjustable Subwoofer Frequency: Subwoofer frequency can be adjusted from 20 Hz to 20 kHz, enabling customized bass output to match room acoustics and preference. Quality Components: Uses authentic parts to deliver sound quality and to help ensure a long service life. Advanced LowDistortion Design: Features an integrated feedback design and proprietary speed gate driver error correction for ultralow distortion. Use scenario: Home theater or hifi system for tailored bass response that supports dialogue clarity, music detail, and cinematic effects without overpowering midrange frequencies. Use scenario: Studio or music production monitoring to achieve accurate lowend translation and consistent bass across playback systems. Use scenario: Live or installation settings where controlled, reliable subbass performance is needed across different environments and configurations.