1, 10" Karaoke loudspeakers 2. 10"*1 + 3"*2 3, 92dB Sensitivity 4, 150W RMS 5, Three units, two-way Specification: Model NoKA10Type Two-way Full range loudspeakerFrequency response40hz-18khzSensitivity(1w/1m)92dBNominal impedance8 ΩRated power150WHF3" Paper cone tweeter * 3LF10" Woofer , 50mm Voice coilCrossover frequency1.5khzDimension505*300*300mmWeight11.8kg 10" Karaoke loudspeakers