Lanzar 8in Car Subwoofer Speaker - Black Non-Pressed Paper Cone, Stamped Steel Basket, 4 Ohm Impedance, 600 Watt Power and Rubber Suspension for Vehicle Audio Stereo Sound System - MAX8 600 WATT POWER: This car subwoofer has 600 Watt peak power that will produce high sound resonance. It also has 50 + 50 oz. heavy double stacked magnet structure, golden input terminals and 4 Ohm impedance WIDE RUBBER SUSPENSION: Made with this non-fatiguing rubber suspension to keep equipment safe. Designed with bumped and vented motor structure for durability and easy installation. The overall diameter is 8.23 NON-PRESSED PAPER CONE: It is a clean-cut car subwoofer that boasts a black non-pressed paper cone. It will enhance car stereo by producing a powerful audio and keep equipment safe at the same time KAPTON VOICE COIL: The speaker subwoofer comes with a 1.5 4 layer high-temperature Kapton voice coil to resist corrosion. It has a stamped steel basket as well, with a sensitivity of 87.7dB and a special designed rubber magnet boot 4.96 MOUNTING DEPTH: Easy to install with its 4.96 mounting depth and fits most audio system for cars, boats or RVs. Included are the necessary cables, installation template and manual