The B15D2 also offers an improved peak power handling (1400w versus 1200w), an increased nominal power handling (700w versus 600w), and a greater sensitivity (88dB versus 86dB). In addition, the Brutus B15D2 features a single flat Nomex Spider with woven tinsel leads, a ported nickel plated back plate, a 100 Oz. Magnet, and stitched rubber surrounds for greater excursion. Designed for ported or sealed enclosures, the Hifonics Brutus B15D2 is priced at $169.99, exactly $13 more than its predecessor.