Easily Afix Your DVA M2 To Your SUB H And SUB D Series Subwoofer With A dB Technologies DSF-M2 Ground Stack AdapterThe dB Technologies DSF-M2 is a great way to stack your DVA M2 Line Array Speaker to SUB H and Sub D series subwoofers. Its sturdy construction ensures a strong attachment. This adapter allows you to expand the subwoofer capabilities of the M2M Mini Line Array. Manufacturer: DB TechnologiesModel: DSF-M2SKU: I386404-N-1-WHXXEAN: 8058159114378We are Chuck Levin's Washington Music CenterSince 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.Our team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.Chuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.