A 15” bass reflex subwoofer – a diminutive miracle of power. A powerful punch, precise playback and an impressive low end (all the way to 45 Hz) make this powered sub the perfect add-on to mid/high units from the LINEAR 3 family when particularly dynamic and crisp bass response is required. What’s more, LINEAR SUB 1500 A can also be used in combination with mid/high units from the LINEAR 5 family, or as a bass extension to the ELEMENTS EASY BASE, SMART BASE and LINE BASE systems. Compact powered subwoofer, 1200 watts, 1 x 15" speaker, 131 dB Max SPL Peak @ 10% THD (halfspace), Ideal add-on to mid/high units from the LINEAR 3 family, Rugged wood enclosure, Adjustable X-over frequency, Integrated HK Audio MultiGrips.