Crunch 6.5 300W MAXX Peak Power Car Speaker Features: 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 Type: Component System Sensitivity: 89 dB Impedance: 4 Ohm