JL Audio M100-CT-CG-TB 1" Titanium Black Silk Dome Marine Tweeters with Classic Grills JL Audio 1" Marine Silk Dome Tweeters | Power Handling: Peak: 175 Watts | RMS: 40-100 Watts Treated to withstand UV and salt/spray exposure for long lasting performance | High-effiiciency design with oversized neodymium motor system Ferrofluid-cooled and damped for enhanced response and power handling | UV-resistant polymer housings Passive external crossovers (5,000 Hz @ 12dB/octave slope) | Frequency Response: 5,000-25,000 Hz Sensitivity: 91dB | Flush-mount depth: 15/16" | Color: Titanium Black