high quality stage audio speakers Voltage:AC115-230,60/50hz, mono amplifier mp3 player, sd slot , LCD screen and remote high quality stage audio speakersModelCP-E08MACP-E10MACP-E12MACP-E15MA AmplifierVoltage:AC115-230,60/50hz, mono amplifier mp3 player, sd slot , LCD screen and remote control.Woofer1*8 inch1*10 inch1*12 inch1*15 inchVoice coil1.5"KSV2"KSV2.5"KSV3"KSVMagnet30 oz40 oz50 oz60 ...