CCX1577
15 inch Subcardioid Coaxial Loudspeaker (Single-amp)
75 x 75 degree nominal beamwidth

Application Notes:
Pre-Out EQ tab has user-adjustable high pass filter. Set it no lower than 50 Hz, 24 dB Linkwitz-Riley for full range operation.

Technical info:
* Amplifier Gain is set to 32 dB.
* Factory ISVPL Speaker Thresholds and MaxRMS Limiter Thresholds are engaged.