... amplifier. 2.Level control for each of 4 inputs. IA-422 INTRODUCTION:Compact, multi porpuse amplifier4 INPUTS: 1 mocrophone including power ... / Line Input.2 Strereo Line / Player inputs.Power output, mains voltage supply : 40W X 2, ... OHM load, 0.05% THD , 20Hz -20KHz.Power output, Battery / Back up 12VDC used (Via ... { 'aImgSrc': aBigImageSrc } ); } )(); Multi porpuse Broadcast Amplifier (4 Channel)