Our Fault Line Series of speaker cabinets is our premium line made from solid birch plywood. These amazing dual 15" Pro Audio Speaker Cabinets deliver every sound loud and clear! Equipped with two pro audio 15 inch speakers, a 1 3/8" titanium compression driver, a frequency response of 50 Hz to 20,000 Hz, and 800 Watts RMS per cabinet these PA speakers will give you the crisp, clean, loud sound you desire. These speakers deliver! Whether it is for DJ Speaker use, PA Speaker use, clubs, weddings, a church event, or studio use, this pair of speaker mains will fit right in with any application you can throw at them. Our MBG-4000 amplifier has plenty of muscle to push these dual 15" speakers and we have a second MBG-4000 amplifier to push the 18" subs. Also included is four thick 12 gauge 35 foot Speakon Speaker Cables. With your purchase, you will receive a pair of dual 15" Pro Audio Speaker Cabinets, a pair of 18" Enforcer II Sub Woofer Cabinets, Two Amplifers to push the speakers and subs, and four 35' Speakon Speaker Cables pictured and described. It doesn't matter if you are doing a DJ gig, a wedding, a church event, or a club gig, these speakers and subs will deliver the sound you want! The Seismic Audio brand was designed to make the professional musician, as well as the musician low on cash, sound great. So, put this package in your cart today and get ready for years of trouble-free, crystal clear sound!