These amazing Dual 15 inch PA / DJ / Band Speaker Cabinets deliver every sound loud and clear with dual 15 inch woofers two 2x5 tweeter a frequency response of 45Hz to 20 000Hz and 500 watts RMS 1000 watts peak power. It doesn t matter if you are doing a DJ gig a wedding a church event or a club gig these speakers will deliver the sound you want! Great quality mains are very hard to find especially at a decent price. The Seismic Audio brand was designed to make the professional musician as well as the musician low on cash sound great.