CS Series CSC46 The CS 4 x 6 Inch Coaxial Speakers are an excellent factory upgrade. A stamped steel framework supports a rigid polypropylene cone for excellent audio quality. Using zero protrusion PEI tweeters ensures you get every bit of detail you need, without interfering with factory grilles. These CS speakers work best with 50 watts of recommended power. See below for more details. Specifications Speaker Design 2 - way Woofer Size | in [mm] 4x6 [100x160] Tweeter Size | in [mm] 1/2 [13] DC Resistance | ohm 3.3 Peak Power | Watts 150 Continuous Power | Watts, RMS 50 Sensitivity [SPLo] | dB @ 1W, 1m 88 Effective Frequency Range | Hz 50-20k Mounting Hole Diameter | in [mm] 4 x 6 [101x152] Top Mount Depth | in [mm] 5/16 [7] Bottom Mount Depth | in [mm] 1 11/16 [43] Tweeter Protrusion | in [mm] 0 Grilles No Tweeter Magnet Material Neodymium Tweeter Dome Materia PEI [polyether imide Tweeter Design Balanced dome Woofer Cone Material Polypropylene Woofer Surround Material Polyester foam
