Authorized Dealer! Description: The CS Series delivers remarkable performance and ultra-clean bass, utilizing a heavy-duty motor/magnet structure featuring EVC (Extended Voice Coil) technology not found in stock speakers. They use polypropylene cones with tough, ribbed, UV-treated surrounds for precise linear excursion and reliability. CS-Series 4x6-inch Coaxial Speakers give you the quality you want, with the factory fit you need. The CS-Series design features near-zero tweeter protrusion, so your speakers fit perfectly behind factory grilles. This simple, drop-in solution delivers acclaimed performance with a stamped-steel framework, rigid polypropylene cone and EVC (Extended Voice Coil) technology. You get superb clarity, durability and volume now and way down the road! These CS speakers work best with 50 watts of recommended powerFeatures: Pair 46CSC464 4x6" 300 Watt 4-Ohm 2-Way Car Audio Coaxial Speakers CSC464 Fits nearly every car made Zero-protrusion tweeters to fit nearly any factory depth Woofer EVC (Extended Voice Coil) tech assists with precise linear excursion UV-treated poly-foam surround resists heat or direct sunlight Large woofer magnet in a heavy-duty motor for ultra-clean bass PEI-tweeter construction provides superb clarity Neodymium tweeter magnets allow for increased volume in high frequencies Dimension (L x W x H): 9.25 inch x 7 inch x 2.5625 inch Weight: 3 lbs Specifications: Speaker Design: 2 - way Woofer Size: 4 x 6 in. (100 x 160 mm) Tweeter Size: 1/2 in. (13 mm) DC Resistance: 3.3 ohm Peak Power: 150 Watts Continuous Power (RMS): 50 Watts Sensitivity: 88 dB @ 1W1m Effective Frequency Range: Hz 50-20k Mounting Hole Diameter: 4 x 6 (101 x 152 mm) Top Mount Dept: 5/16 in. (7 mm) Bottom Mount Depth: 1 11/16 in. (43 mm) Tweeter Magnet Material: Neodymium Tweeter Dome Material: PEI (polyether