Effective Output Power：UL 30W . 
Input Sensitivity/Impedance：0.5V/250KΩ, RCA Pin Jack. 
Signal to noise Ratio：90dB. 
Total Harmonic Distortion：0.01% @ 1 Watt.
Frequency Response：20-20,000Hz ±3db @ 1Watt output. 
Power Consumption：120W. 
Power Requirements：AC 117V or 220V-230V 50/60Hz. 
Dimensions：W 390 ×H 190×D 390 mm. 
Output Tube：4 x 6CA7 / EL34. 
 Weight：19.1Kg. 

All Transformers are our own design.