... KTV, Diso,HI room,karaoke player 2 Super high quality system; excellent component 3 choice for best ... player Features1. Q-12 & Q-15 adopt high quality chassis and damper, guaranteeing the sound quality ... holes.3. Q-18B & Q-218B adopt high temperature resistance voice coil, ensuring the stability ... under long-term high power. ApplicationSuitable for Slow Shake Bars, HI ...