Specs Form : Four-channel receiver Music power (IHF) : 100 W (4ohms) , 80 W (8ohms) Effective output : 20 W x 4 (4ohms) , 15 W x 4 (8ohms) THD : 0.8% or less (Output power) Cross modulation distortion (60 Hz : 7 kHz = 4 : 1, SMPTE) : 0.8% or less (Output power) Power Band Width (IHF) : 20 Hz - 30 kHz (8ohms) Frequency characteristic (Normal Listening SFT Level) : 2 ch Aux : 30 Hz - 30 kHz +/-2 dB Channel separation : 50 dB or more (1kHz) A hum and a noise (IHF) : Phono = 60dB or more / Aux = 70 dB or more Semiconductors : 1 x FET, 1 x IC, 57 x transistors, 24 x diodes Power consumption : 130 W (max) Dimensions (WxHxD) : 480 x 132 x 310mm Weight : 9 kg