1,ktv audio Speaker 2,MIC input, USB/SD input,FM RADIO 3,colorful lighting disco 4.EQ,Treb,Vol,Bass 5.MDF box,PVC fin namepro audio Speakermodel numberPET-006PET-008PET-010output power/RMS25Wx235Wx255Wx2speaker unitTweeter+6.5"Tweeter+8"Tweeter+10"impedance4Ω4Ω4Ωfrequency response20Hz-20KHz20Hz-20KHz20Hz-20KHzS/N Ratio≥72dB≥72dB≥72dBseparation≥84dB≥84dB≥84dBfunctionUSB/SD input,FM radio,LED light ...