The MOON 641 is the centrepiece of any audio system, housing a preamplifier and a power amplifier in a single unit. This thrilling entry point to the North Collection is a truly stunning integrated amplifier showcasing premium MOON design and the latest audio technologies. MDCA – MOON Distortion-Cancelling Amplifier MOON Transistors Dual Mono Configuration M-VOL3 – 3rd Generation Improved Electronic Gain Control MOONLink 4.3’’ LCD Color Graphic Display Output Power (Stereo 8 Ω) 125 W Output Power (Stereo 4 Ω) 250 W Input Sensitivity 300 mV – 6 V Input Impedance 22 kΩ Gain 37 dB Frequency Response 2 Hz – 90 kHz (+0 dB / –3 dB) Crosstalk –109 dB Signal-to-Noise Ratio 109 dB Total Harmonic Distortion + Noise (@ 1 W) 0.008% Total Harmonic Distortion + Noise (@ 125 W) 0.003% Intermodulation Distortion 0.06% Damping Factor 700 Power Consumption (Idle) 38 W Power Consumption (Full Power Standby) 37 W Power Consumption (Low Power Standby) 2.5 W Dimensions 18.95" W x 4.03" H x 18.32" D Warranty: 10 years limited parts and labour (once registered with manufacture)