Cadence Acoustics ZRS75T 1-Inch 200 Watt Peak Hybrid Tweeter Power handling: Peak: 200 watts per pair / RMS: 100 watts per pair Neodymium Magnet Ferro-Fluid Cooled Voice Coil High Temperature ASB Housing Swivel Action Tweeter Housing Cadence ZRS75T 25mm 4 ohm Hybrid tweeter Power Handling: 100W RMS/200W Peak Frequency Response: 5 kHz  22 kHz Sensitivity: 97dB @ 1w/1m Mounting Depth: 0.75-inch