NOTE: At ULTIMEA we highly value individual sound preferences and offer a diverse range of personalized EQ programs to cater to your unique requirements. If you find the need please reach out to us for balanced bass enhanced bass levels treble adjustments improved sound quality clearer vocals EQ fine-tuning volume reduction and more. Experience best of both world with the Apollo S40. Say goodbye to the limitations of conventional wired subwoofers. With our built-in dual bass boosters experience a colossal 4-6x sound enhancement. Thanks to the revolutionary ULTIMEA Bassmax technology customizing your bass output is now a reality. Our detachable design ensures seamless multi-scenario adaptability while adding an artistic touch to your setup. Elevate your audio experience today!. Double Bass-- Built-in Dual Subwoofers: 2.2 ch sound bars for tv equipped with 2 subwoofers and 2 tweeters. The unique deepen circular shape combined with 4-6x hardware power maximizes the depth of sound for more punchy bass