Features Presonus ULT15 1300 Watt 15" Bi-amped 2-way Active PA Speaker Main Components: 15-inch custom woofer with 2.5-inch voice coil PRESONUS ULT18 2000 Watt 18" Active/Powered Class D Subwoofer In Wood Cabinet 18-inch custom Kevlar® woofer with 4-inch voice coil Description Product Description Presonus ULT15 1300 Watt 15" Bi-amped 2-way Active PA Speaker Main Components: 15-inch custom woofer with 2.5-inch voice coil WorxAudio®-designed waveguide Pivot X110 horn for precise coverage Ultra-wide 110˚ horizontal dispersion Tight 50˚ vertical dispersion for longer throw 1,300W Class D power (150x500W continuous) XMAXTM preamp Onboard mixer with two combo XLR and ¼" inputs Direct line-input channel output Single summed balanced output Controls: Mic/Line Level Line/Level HPF On/Off Front LED On/Off 3 operation mode presets: FOH - normal live front of house DJ - Music playback Mon - stage wedge floor monitor PRESONUS ULT18 2000 Watt 18" Active/Powered Class D Subwoofer In Wood Cabinet 18-inch custom Kevlar® woofer with 4-inch voice coil 7 mm driver travel before over-excursion 2,000W Class D power (2 × 500 W continuous) Stereo Combo XLR and ¼" inputs with direct outputs Onboard fully Variable Low Pass filter lets you dial in upper frequency limit Defeatable front-panel LED Rugged, texture-painted birch enclosures Tour-grade 16 gauge steel grille