Eminence PXB2:1K6 2-Way 1,600 Hz Passive Speaker Crossover. 1,600 Hz Crossover frequency. 400 watts RMS power handling. Designed to work in high-power cabinets.
If these had a 3db pad on the horns or a built in provision for horn attenuation, they would be 5 stars. They are clear and work great. They are awesome with good horn drivers.