GoldenEar Triton One speakers (6, for front, side surround, and rear surround), GoldenEar SuperCenter XXL center channel, GoldenEar HTR7000 overhead speakers (4), JL Audio F113 x 2 (subwoofers), Krell Foundation pre-pro, Krell EV403 (front 3 channels), 2 x Krell S1500/4 (one for each side's 2 surround and 2 overhead speakers), OPPO 203D (4K, Blu-ray, SACD, DVD-A), Calyx Audio DAC24/192, MacMini w/ 2TB drive (server), Purist Audio interconnects & speaker cables, Sony XBR-75Z9D monitor.