TYPE: Compact 2-way full range trapezoid line array loudspeaker(Bi-amp) FREQUENCY RESPONSE: 60Hz-20kHz+/-3dB, -10dB@ 55Hz TRANSDUCERS: 2X10'' /3''voice coil LF driver 1X1.4'' exit HF compression driver Power Handling (RMS): 700W/8ohms HF: 100W LF: 600W RECOMMANDED AMPLIFIER: 700-1400W into 8 ohms SENSITIVITY(dB SPL/1Watt 1m): 99 dB MAXIMUM SPL: 126dB continuous, 132dB peak NOMINAL IMPEDANCE: 8 ohms nominal DISPERSION (-6dB): 90 Horizontal X 6? Vertical CROSSOVER: 1.8kHzPassive FINISH: Textured black paint PROTECTIVE GRILLE: Black perforated steel CONNECTORS: 2XNeutrik speakon NL4 FITTINGS: Top hat fitting DIMENSIONS: (W) 850mmX(H) 300mmX(D) 480mm WEIGHT: 35KG Application: Nightclub, Concert hall, House of worship and theatrical sound reinforcement etc. P. S.: It uses ribbon emulation manifold to couple a single 1.4" exit compression driver to a 90-degree horn with constant directivity horizontal coverage!