Specification:

Control Functions: Power On/Off
Power Output: 70watt x2,RMS 1KHz ( Ultra-linear )
Total harmonic distorion: less than 1%(30watt,1KHz)
Frequency response: (-3db points at 50 watt) 6Hz-100KHz
Input sensitivity: 280mV
Input inpedance: 100k ohms
Output imterfaces: 4, 8ohms ( User selectable )
SIGNAL/NOISE: 86dB
Consumption: 190watt
Input: interfaces: 4 group(RCA)
Overall negative feedback: little
Vaccum Tube: 6550EH x8 5687 x2 12AU7 x2 12AT7 x1 6E2 x1
Dimension: 412(L)x470(W)x166(H)(mm)
Weight: 30Kg