POWERFUL PERFORMANCE: Handles 800W peak, 400W program, and 200W RMS for strong bass output that enhances any car audio system. TUNED VENTED DESIGN: 0.6 cu ft per sub enclosure angled at 15 degree with computer-designed vents tuned to 37Hz for accurate bass alignment. PREMIUM COMPONENTS: 1.5" 4-layer black aluminum voice coil with Japanese OFC copper wire, 30 oz magnet, and vented T-yoke for efficient cooling. SUPERIOR CONSTRUCTION: 3/4" MDF enclosure, bonded and braced, with aviation-grade tweed carpet, cast iron basket, and gold-plated push terminals. CLEAR SOUND: Wide frequency response of 37Hz-1.3kHz and 85.7dB sensitivity deliver detailed, distortion-free bass across music genres.