Features Specifications:Karaoke system, karaoke amplifier, professional power amplifier, pro audio  Features: 1) Karaoke amplifier: DA series amplifier is competent not only for luxurious  KTV rooms, but also for Hi rooms (pop karaoke rooms with very high SPL  for long duration for some players) 2) Karaoke speaker: CS series is an apotheosis of Karaoke speakers,  meeting the needs of different karaoke rooms, delivering rich, powerful  sound which is ideal for Karaoke mix of prerecorded instrumental music   and live vocals  3) Applicable for karaoke supermarkets (pop amusement centers in East Asia  consist of many luxurious individual rooms for karaoke and dancing) and  luxurious KTV rooms