* Midrange/Tweeter Compression Horn Driver * Titanium Diaphragm * Terminals 205-Type * 3" (50.8mm) Flat Aluminum Voice Coil * 50oz Magnet Structure * Frequency Response:600Hz-18KHz * Sensitivity:105db 1W/1M * 8 Ohm Impedance * 300 Watts Watts Rms /600 Watts Peak Power Handing * Fits Horns With Four M6 Threaded Holes 90 Apart on 4" (102mm) Diameter Circle * Overall Dimensions: 7" Diameter x 3.2" Depth