Eminence Speakers PSD:2013S-8 1" Titanium Compression Speaker Driver, 8 Ohm

Expanding on the success of the popular PSD:2002 model, the 85 watt PSD:2013 features a 1" throat and offers a smoother frequency response through an improved voice coil design, reducing moving mass and increasing high frequency extension. With a sensitivity rating of over 108 dB, the PSD:2013 also features a 2" voice coil, 34 oz. ferrite magnet, a usable frequency range of 1,500 to 20,000 Hz, and 1-3/8"-18 TPI threads.