18″ High-Power Sub-Bass, Bandpass Horn Design, Low Sub-Bass 28Hz Extension, CELTO Acoustic Loaded, Heavily Braced Birch-Ply & Ultratex (USA) Textured Black Finish, M20 Threaded Pole Adaptor, Genuine Neutrik, 1500W RMS, 8Ohm, Sen: 101dB/1W/1m, Cal Max SPL:
133dB RMS / 139dB Peak