 
     
      
      
      
    | Headphones impedance | 25-600 Ohms | 
| Input impedance | 100 Kilo-Ohms | 
| Frequency response | 8 Hz - 100 KHz -3dB | 
| Signal/Noise | 95 dB | 
| THD | <= 0.08% | 
| Voltage | Dual AC operation 110/220V, 50/60 Hz | 
| External dimension (H,W,D) mm | 139.7, 330.2, 228.6 | 
| Weight (kg) | 7.7 | 
| Warranty | Headphone Amplifier (12 Months) | 
| Tubes (90 Days) |