the kma70 - specification
   
power output
  70w / 8ohms; 100w / 4ohms
input sensitivity
  0.7v rms
input impedance
  47k ohms
frequency response
  20Hz - 20kHz +/-0.5dB
total harmonic distortion
  <0.05%: 20Hz - 20kHz: 1 - 70w
mains supply
  220/240v 50/60Hz
size
  272w 231h 245d (mm)
weight
  7.3kg