SOUND TOWN STLF-12AS 12 WOOFER: The STLF-12AS is a 12-inch robust cast aluminum frame replacement woofer, ideal for PA/DJ speakers and subwoofer cabinets 450W RMS, 900W PEAK POWER (8): Delivers reliable performance at high volume levels with massive, impactful bass, capable of 450W RMS and 900W peak power handling at 8 3 HIGH-TEMP, HIGH SPL VOICE COIL: Maintains effective operation at high temperatures and ensures sustained optimal performance 92 OZ. Y35 MAGNET: Equipped with a 92 oz. high-grade Y35 magnet, it provides precise and powerful bass reproduction through smooth movement of the voice coil 40 HZ - 2 kHZ FREQUENCY RESPONSE: Covers a broad range of deep bass and low mid frequencies