Thispro audiois of high power 600watt PS-15+ 600watt pro audioFrequency Response[a]48Hz-18kHz±3dBUsable Range@-6 dB [a]45Hz-20kHzSensitivity 1W@1m[b]98dB SPL Nominal-96 dB SPL WidebandRated power600W AES,1200W peakNominal Peak SRL@1m[b]134to 137dB Peak (for 500 to1000W RMS Amp.)HF Dispersion[c]50°to 100°Hor. × 55°Vert.Rotatable Horn,4 PositionsDirectivityQ & DI [c]Q:16 Nominal DI:12dB Nominal (f>1.5kHz)Crossover Frequencies900Hz Passive or Active (internally switchable)Nominal ImpedancePassive 8ΩActive; LF 6Ω,HF8Ω.ComponentsLF1×15″(38cm),600w, 6ΩdriverHF 1×2″ throat,3″ titanium diaphragm,driver + Low Distortion,Constant Directivity Asymmetrical Dispersion Horn.Height × Width × Depth675×434×369mmWeight32kgConnectors3×NL4MP 4-pole SPEAKON;Passive ln Passive Loop Thru,Active ln