Overview
If  you are serious about high quality/high SPL car audio, Eminence's  Eminator EM:50 is the high frequency transducer you need. Its low-mass  yet strong phenolic diaphragm cranks out tons of volume without stress,  strain, or distortion.
Highlights
    - Highly damped and durable phenolic diaphragm for smooth response
- Powerful ceramic ferrite magnet provides excellent motor strength
- Extremely high SPL capability
- Standard threaded mounting
The Eminence Eminator® EM:50 super tweeter driver is available as a  stand-alone unit to mount on your favorite horn or pre-mounted on one of  three Eminence horns, also available separately. If you are serious  about high quality/high SPL car audio, Eminence's Eminator EM:50 is the  high frequency transducer you need. Its low-mass yet strong phenolic  diaphragm cranks out tons of volume without stress, strain, or  distortion. The Eminator Series is skillfully designed using the same  pro audio engineering that has made Eminence the most trusted name in  the industry for nearly half a century.
Specifications: • Power handling: 35 watts RMS  (crossover frequency 3.5 kHz, 18 dB/octave) • VCdia: 1" • Impedance: 8  ohms • Useable range: 3,500-20,000 Hz • Fs: 2,100 Hz • Recommended  crossover: 3,500 Hz • Sensitivity: 104.7 dB • Dimensions: Overall  Diameter: 2-3/4", Depth: 2-1/2".
Born from a heritage of quality, value, and reliability, the  Eminator®  Series from Eminence is a sound barrier breakthrough for car  audio  enthusiasts everywhere. The Eminator® Series is skillfully  designed with  the same pro audio engineering that has made Eminence the  most trusted  brand in the speaker industry for nearly half a century.  Eminence built  its reputation in the car audio category over the last  25 years by  building speakers for some of the biggest names in the  business,  including Pyramid, Crunch, Earthquake, Lanzar, and Hifonics. Don't just hear the music, feel it with Eminator®.