800 WATT POWER: This car subwoofer has 800 Watt peak power that will produce high sound resonance. It also has a frequency of 60Hz and 4 Ohm impedance FOAM EDGE SUSPENSION: Made with a specially treated foam edge suspension to keep equipment safe. Designed with bumped and vented motor structure for durability and easy installation. 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 ALUMINUM VOICE COIL: The speaker subwoofer comes with a 1.5” high-temperature aluminum voice coil to resist corrosion. It has a sensitivity of 88dB and a special designed rubber magnet boot 4.08” MOUNTING DEPTH: Easy to install with its 4.08” mounting depth and fits most audio system for cars, boats or RVs. Included are the necessary cables, installation template and manual