Designed for high power applications in PA speaker mains, DJ touring speakers, sub-woofers and bass guitar systems. The magnet motor structure is all new and designed with a back plate and pole piece which are forged from a single massive block of low carbon steel. Utilizing an extended pole piece beyond the front plate improves magnetic linearity and voice coil cooling. 8" Pro Dj Subwoofer Power Handling: 240 Watts Peak Program: 120 Watts Rms: 60 Watts Impedance: 8 Ohms Paper Cone Woofer Treated Cloth Surround 20oz. Magnet 100mm x 18mm Motor Structure Ultra-Saturated, High Bl Magnetic Motor Gap 2.5“High Temperature 4-Layer High SPL Voice Coil Impedance: 8 Ohms Frequency Response: 20 Hz to 1000 Hz Sensitivity: 103db Sold in Singles