Harman Kardon HK 990

Product highlights: 150 watts x 2 channels into 8 ohms (20-20,000 Hz) at 0.03% THD, 300 watts @ <0.3% THD (4 ohms) 4-ohm capability allows use with a wide range of speakers ultrawide-bandwidth amplifier design for improved transient accuracy and phase linearity signal-to-noise ratio: 100dB (Tuner/CD), 75dB (Phono - MC) - reference rated power output, A-WTD 6 RCA analog audio inputs, including MM (moving magnet)/MC (moving coil) phono input 1 set of balanced XLR inputs 4 digital audio inputs (2 optical, 2 coax) dual stereo AD1955 high-grade DACs, featuring RLS (Real-Time Linear Smoothing) technology low negative feedback for better dynamic accuracy high-current capacity means ample, instant power is available to drive almost any loudspeaker discrete electronic circuitry provides the highest performance level EzSet/EQ will optimize settings to match your room's acoustic profile dual differential input stages have their own high-voltage supply, resulting in high gain with low noise binding-post speaker connectors remote control weight: 19.6kg 17-5/16"W x 6-7/16"H x 18-11/16"D