KS28 Reference High Power Subwoofer Dual 18

KS28   Reference high power subwoofer, dual 18" Max SPL 143 dB Low frequency limit 25 Hz Transducers LF: 2 x 18" Weight 79 kg / 174 lb Directivity standard or cardioid configurations Frequency response: 25Hz-250Hz Maximum output sound pressure: 143dB Sensitivity: 105dB Low frequency drive unit: 2 × 18 "(100mm 4.0in) high elastic damping waterproof neodymium magnetic drive unit Nominal AC impedance: 4 ohms Rated continuous power: 2400W (1200W+1200W) Peak dynamic power: 4800W (2400W+2400W) Surface coating treatment: chestnut gray RAL8019 high-strength all-weather waterproof polyurea composite environmental protection paint Mesh panel material: pure black, acoustic speaker cloth, epoxy porous shockproof steel mesh Port connection accessories: 2 x 4-pin Speakon Assembly auxiliary devices: hanging connection accessories, humanized handles, upper and lower stacked cards Size: 566mm high × Width 1340mm × Depth 719 mmKS28 features three ergonomic handles on each side KS…