Product： Tube Amplifier - HAM80.4-35A

RMS @ 4ohm 13.8V : 80W*4CH 

RMS @ 2ohm 13.8V : 150W*4CH 

RMS @ 4ohm bridged 13.8V : 300W*2CH 

LPF : 50 Hz-5KHz 

HPF : 15Hz-5KHz

Frequency response : 10Hz-20KHz

Bass bost : 0-12

Minimun Load : Stereo 2 ohm 

Input sensitivity : 100MV

Protection System : YES 

Supply Votage : DC 9.8-15V

Dimension : 350*200*51 mm