Specification:

Control Functions: Remotable,Volume, Select, Power On/Off
Power Output: 40 watt, RMS 1kHz
Total Harmonic Distortion: less than 1%(10watt, 1kHz)
Frequency Response: (-3dB points at 10 watt) 6Hz-50kHz
Input Sensitivity: 260mV
Input Impedance: 50k ohms
Output Impedance: 4 , 8 ohms. User selectable.
Signal/Noise: 90dB
Consumption: 100watt
Output Interfaces: 1 groups (RCA)
Input Interfaces: 5 groups (RCA) 1,2,3,4,5
Overall Negative Feedback: Little (-6dB)
Vacuum Tube: 6550 x 4,12AT7 x 2, 6SN7 x 2
Dimensions: 430 (L) x 380 (W) x 190(H) mm
Weight: 25kg (packed)