MB Quart Premium PVI216 6.5-Inch 2-Way Component/Convertible Coaxial Speakers 6.5" 2-Way Component/Convertible Coaxial Speakers with 70-140 Watt Power Rating and 38Hz-32kHz Frequency (Sold in Pairs) Includes 40mm WideSphere tweeter assembly that fully addresses the inherent speaker problem of directional sound dispersion in a vehicle Aluminum-coated phase plug, magnet heat sink cup for voice coil cooling and separate off-coaxial mounting configurations Premium performance crossover with three-level tweeter attenuation Two-piece carbon-fiber reinforced composite chassis and polypropylene cone with edge-wound 1 voice coils and gold-plated connection