Features and application:By adopting high power drivers and precise design coordinated with integrated formation line array horn, the speakers feature high sensitivity, high mobility, and high SPL. Thanks to the safe transporting facilities and quick installment and dismantle system, they are ideal for using in stadiums, stages, multi-function halls, auditorium, and other flow performance sites  where high quality sound system were desired*Integrated formation horn*Simple mounting and suspension device.*Quick floor stacking or mounting*Ergonomic knob*Waterproof and bump proof corundum coating*mulch-layer birch ply*Enhanced steel grill, acoustic ventilation filter screen*Suitable for using in stadium, stage, multi-function hall, auditorium , and other touring performance Specifications：Frequency Range(+/-3 dB):60 Hz -18 kHzDispersion：(-6 dB) H x V90° x 10°Sensitivity: LF 101dB HF 107dBMaximum Peak SPL：LF 134 dB HF 133dBconfiguration：LF2x 12" HF2x 1.5" Exit Compression DriverNominal Impedance  LF 4Ω  HF 8ΩPower Handling： LF2x500W HF 2x100WConnection：2x Speakon NL4Product dimensions：(WxDxH) 1021x593x360 mmN.W: 53.5KG