BESTISAN 6.5’’ Subwoofer Powered Home Audio Sub woofer with Deep Bass in Compact Design for Studio and Home Theater BlackSW65C

["Updated Version- Cancelled the auto on/off feature of old version the subwoofer wouldnt shut off after 15 to 20 minutes" 6.5 Inch Down Firing Woofer- It maximizes floor coupling for room-shaking bass that fills every corner without compromise. The unique downward-firing design ensures efficient use of space while enhancing low-frequency extension creating a seamless blend of power and precision Lfe & Line Inputs for Compatibility With Most Receivers& Bookshelf Speakers& Soundbars– Hook a subwoofer cable between subwoofer out port on the receiver/ bookshelf speakers and LFE input RCA port on the sub Bass in Your Control-Featuring a user-friendly interface it boasts separate knobs for bass level adjustment and a master volume control allowing you to fine-tune the intensity and impact of your bass without altering the main volume of your system Compact Size Colossal Sound- Measuring a mere 9.3 inches in height and width with a depth of just 13 inches it slides effortlessly into tight spots beneath furniture or alongside your bookshelf speakers adding a bass boost to your audio setup without taking over your living space]