KTV Karaoker speaker, speaker, karaoker system 1.RMS: 250W 2.Speaker Unit:10"*2+ 1"*4 3.Freq Response:48Hz-20KHz 1KTV Karaoker speaker, karaoker system, professional speaker, PA speaker, loudspeaker.subwoofer speaker, Hifi speaker, speaker box, home theatre speaker, sound box,Features :1. High-performance 10″ woofer features a sophisticated cone design with rubber surround for long-life, high ...