1, 8" Karaoke loudspeakers 2. 8"*1 + 3"*2 3, 90dB Sensitivity 4, 120W RMS 5, Three units, two-way Specification: Model NoKA08Type Two-way Full range loudspeakerFrequency response45hz-18khzSensitivity(1w/1m)90dBNominal impedance8 ΩRated power120WHF3" Paper cone tweeter * 3LF8" Woofer , 35mm Voice coilCrossover frequency1.8khzDimension444*258*263mmWeight9.1kg 8" Karaoke loudspeakers