Analog compander with vocal fader for KARAOKE Analog compander with Vocal Fader for KARAOKE(KARAOKE带声音衰减的模拟压缩扩展 模拟扩展器与声乐的卡拉OK菲德(卡拉OK带声音衰减的模拟压缩扩展器) From old datasheet system Multimedia LSIs > Karaoke/color='#FF0000'>surround > KARAOKE echo key color='#FF0000'>control/color='#FF0000'>surround system