Technical specifications: *: Input impedance:47k Ohm phono, 600 Ohm microphone *: Input level:3mV phono mode, 0.3mV microphone mode *: Gain:40db both phono and microphone mode *: Signal/Noise ratio:>75db both phono and microphone mode *: Frequency response:20Hz - 20kHz *: Equalisation:RIAA + 1db to -3db 20Hz-20kHz *: Output level:200mV RMS *: Load impedance:>10k Ohm *: Overload margin:23db *: Power:Adapter 220V - 12Vdc *: Included Adapter