Cerwin Vega AB-36C with 108 dB 1w/1m max SPL 140 dB and Wharfedale Pro MX-F18B with 106 dB 1w/1m max SPL 141 dB. Main speakers 2 pairs on each side with 105 dB 1w/1m max SPL 135 dB one pair, two pairs with 108 dB 1w/1m max SPL 138 dB, back 4 speakers Klipcsh RS-7 with 98 dB 1w/1m max SPL 122 dB, center speaker Klipsch RC-7 with 98 dB 1w/1m max SPL 122 dB. HT active subwoofers SVS PB-12 Plus and AR Chronos W38.