Frequency response：1～115kHz per channel
THD：<0.01% @1kHz per channel
Gain：60dB
Rated input level：100mV/100V
Maximum output voltage ：470V r.m.s./1kHz
Input impedance：Unbalanced 50kΩ/ Balanced: 50kΩx2
Analog Input ：RCA x2、XLR x1
Headphone output ：Stax PRO bias output x2
Volume control bypass: Allows the use of an external preamp
Vacuum tube: 6922 ｘ2
Power consumption ：95W（58W when idle）
External dimension ：320(W)×103(H)×395(D)mm / 12.6" x 4" x 15.6"
Weight：7.3kg / 16.1 lbs