Effective output power:12W in class A Input(RCA Pin Jack) 
 Input sensitivity/Impedance:1V/100kΩ. 
 Signal to Noise Ratio:-60dB.
 Frequency Response:20-30.000Hz.
 Power Consumption:80W.
 Power Requirement:AC 117V or 230V, 50/60Hz.
 Demensions:W 250×H 160×D 320 mm.
 Tube complement:4×6V6.
 Weigt:12.2kg.