Newly AK-28 amplifier OK for the karaoke amplifier designed for use, durable, has a long history Newly AK-28 amplifier OK for the karaoke amplifier designed for use, durable, adjustable flash by an independent volume control knob, such as nightclubs and karaoke OK VIO room can ease the use of sound.  

Maximum power output:	150W +150W
Total Harmonic Distortion:	1kHz,8ohm,50W
Input Sensitivity / Impedance:
MIC:	6mV/3.3k ohm
DVD,TAPE,AUX	300m/47k ohm
BGM	300mv/47K ohm
Output Level / Impedance
Preout:	2.2V/2.2k ohm
Bass output:	2.2V/2.2k ohm
Recording output:	300mv/2.2k ohm
Music output:	2.2V/2.2K ohm
Frequency Response:
MIC:	20-20kHz,3dB
Music:	20-20kHz,3dB
Music control
Video Output Interface	1vp-p/75ohm
Other power supply:
Supply volage:	230V-50Hz
RMA220	300W

Newly AK-28 KTV amplifier