Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
Amazon.com: Pyramid 12 Inch Car Subwoofer Speaker - 500 Watt High Powered Car Audio Sound Component Speaker System w/ 1.5 Inch Kapton Bobbin Voice Coil, 8 Ohm, 25 oz Magnet, Cloth Edge
KRK S12.4 12 Inch Powered Studio Subwoofer 220W Kevlar Woofer S12 Gen – JG Superstore
2) QSC CP12-NA 12" Speakers with 12" Subwoofer | IDJNOW