1) stage speaker uses in stage,shop,disco,KTV 2) professional speaker with USB,SD,FM,remote,display 3) high output 2.0 speaker Output(RMS): P.M.P.O 3000WImpedance: 4ΩFrequency response: 55Hz--18KHz(-3dB)Power: AC~220V/50HzCarton Dimension(mm): 675*365*650Carton Meas(m³): 0.1601Pc/CTN: 1G.W.(kg): 23Loading Qty(sets)20'G/40'G/40'H: 181/362/425 High-power, euphonious alt, sweet mediant, voluminous ...