Features ETW-1 Silk Dome Tweeter Dampened Aluminum Alloy Chassis High Energy N40 Neodymium Magnet Under Diaphragm Dampening Low Frequency Rear Resonance Chamber Canted Bottom Back Wave Deflector E6 6.5” Mid-Range Driver Polycarbonate Non-Magnetic Frame Structure Radial Frame Venting Kraft Pulp Wool Mixed Paper Cone Soft Fillet Roll NB UV Resistant Surround 30.5mm CCAW Kapton Former 10mm Extended Gap Depth Barium Ferrite Push Magnet Active Induction Copper Modulation Pole Cap Audiophile Grade 2-W