Electric Performance Index Output Voltage:500mV (400Hz) Input Sensitivity:≤4mV (400Hz) (when the rated output voltage is 500mV) Distortion:≤0.11% (400Hz) Frequency Response:RIAA standard characters SNR:≥85dB (A) Tube:12AX7/ECC83×2 Phono Stage Suitability:MM Volume:L (200mm)×B(170mm)×H(125mm) Gross Weight:about 3.3Kg