200W, 16-Channel Class D Power Amplifier with HDAM Preamp Stage, Current Feedback Circuit, Balanced XLR & Unbalanced RCA Inputs, Bi-Amp & BTL Modes, and Copper-plated Chassis; 15.4-channel A/V Preamp with 7 x 8k HDMI Inputs, 3 HDMI Outputs, Audyssey MultEQ XT32, Dolby Atmos, DTS:X, AURO-3D, IMAX Enhanced, HEOS, AirPlay 2, Roon Ready, and Balanced XLR Outputs