Features: 1.Universal loudspeaker, widely application and which is suitable for all car audio systems. 2.Hi-Fi silk film tweeter, professional audio capacitor, exquisite pure copper wiring port, for stable performance. 3.500W high?power speakers, excellent sound quality, give you a different musical feast. 4.The speaker is made of high?quality steel mesh and heat?resistant resin material, which can better protect the diaphragm. 5.Comes with 4pcs mounting screws in this package, which can provide much convenience for your installing. Specification: Item Type: High Power Stereo Speaker Material: High-quality Steel Mesh + Heat-resistant Resin Car Speaker Function: High-efficiency treble Peak Power Handling: 500 watts Impedance: 4 ohms Magnetic Material: No magnetic field Application: Suitable for all car audio systems PackageList: 2 x Speaker 4 x Screws