CS Series CSS68 The CS 6x8-Inch Component Speakers are the perfect factory upgrade when you have a separate woofer and tweeter. CS components include separate Titanium tweeters and two-way crossovers with tweeter level control, to let you customize your sound for the best sonic quality. These CS speakers work best with 75 watts of recommended power. See below for more details. Specifications Woofer Size | in [mm] 6x8 [160x200] Tweeter Size | in [mm] 3/4 [20] Dome Material Titanium Peak Power | [watts] 225 Continuous Power | [watts RMS] 75 Effective Frequency Range | Hz 40-21k Woofer Mounting Hole Diameter | in [mm] 5 x 7 3/16 [126x182] Woofer Bottom Mount Depth | in [mm] 2 3/16 [56] Flush Mounting Tweeter Hole Diameter | in [mm] 1 9/16 [40] Flush Mount Tweeter Depth | in [mm] 9/16 [14.5] High Pass | dB, at Frequency | Hz 12, 4000 Low Pass | dB, at Frequency | Hz 12, 4000 High Frequency Output Attenuation | dB 0, 3, & 6 Bolt-Thru Grilles No