This model uses 8 pieces of Big audio tube in SANKEN
and 4 cooling fans. It can connect to 15 inch speaker.

1.This model has howling off function key.when it is turned on, it can avoid the howling
  rom microphone. The echo of this model is liveness and sense of reality. And also it can
  connect to other Reverb.
2 .There are dual tone quality regulatory function and three microphone input in this model.
3.It has high quality digit IC form Mitsubishi.
4.Four bands frequency whit microphone:
   ① CLEAN,adapt to popularize.
   ② LENIE, can restrain whistle call, adapt to soprano and tenor.
   ③ MELLO,adapt to bass.
   ④ SOFT, adapt to professional singer
5.Double transformer for power supply make the work of amplifier more stabile and the effect
   of timbre more penetrative and more powerful.

Speaker suggestion：Karaoke speaker: BM-470 BM-460 
Stage speaker：RB-115 RA-1158

Specifications:
   Output  Power： 320W+320W
   Frequency Response： 80Hz－13KHz±3dB
   Signal to Noise Ratio： ≥76dB <A standard>
   Separation： ≥30dB <A standard>
   T.H.D.： ≤0.2%
   Power Requirements： ~220V/50Hz
   Weight： 21Kg
   Dimensions：(LxHxW)(cm)430(L)x135(H)x390(W)