Crunch speakers are designed to drive you. They can handle any vocalist, guitar riff or heavy turntable scratch that can be Powered through them. Every feature in the new speakers is designed to satisfy The Power of Music. Impact resistant Neo-Mylar soft dome Tweeter elements for great sound quality and added reliability Silver alpha-cellulose cones for musical Power with added resistance to the elements Moisture resistant rubber surround with high mid-bass impact Anti-resonant stamped steel basket so you only hear the music not the speaker Spade speaker termins for quick installation