Pro Audio Line Array Waterproof Speaker system LA20 is high quality, good price, the best timbre in the same volume of line array speakers.Which composing with the Bullet HF, and Horn-loaded MF. Coupled with our patented invention of the diffusive and compressive LF. LA20 would be shown the excellent sound-pressure and the stability. Technique specification: LA20 3-waypassive line array waterproof speaker system Frequency Response.....................30Hz-22kHz(-10dB) 120Hz-18.5kHz(±3.5dB) RMS Power....................................800W passive HF: 250W/4Ω MF: 400W/4Ω Peak Power...................................1400W passive HF: 200W MF/LF: 1200W Nominal Impedance.......................4Ω Crossover Angle(-6dB Point).........120°H x 10°V Crossover.....................................2.0kHz Component...................................3 x 1.7" / 2 x 6.5" / 2 x 12" Sensitivity.....................................120dB/w/m Max SPL(1m).................................148dB Input Connectors..........................4 x NL4MP SPEAKON Dimention.....................................1190 x 555 x 460mm Net Weight...................................75kg Gross Weight................................80kg ODM or OEM is available