(1) Two way, gamut system, it is professional stage speaker.
(2) Use high-class althorn, it make the sound more clearer.
(3) Use high quality loudspeaker that is produce by us. With auto protection
  system, it keeps the stability in long-playing.
(4) Small size, it is easy for moving.
(5) This design is base on the demand of the good-sized karaoke room or
  vocal concert.

Specifications: 
   Frequency Response 45Hz-20KHz
   Components Bass speaker-15 inch 
   Tweeter-YM44.8-8T02
   Impedance 8Ω
   Peak Power 700W
   Sensitivity 100dB
   Dimensions(cm) 47x51x78