OverviewThe Integra DRX-8.4 is the flagship of Integra's custom-install AV receiver line, an 11-channel amplifier built for serious home theater. It delivers 150 watts per channel (8 ohms, 20 Hz-20 kHz, 0.08% THD, two channels driven) from a Class A/B design and handles up to 7.2.4 immersive configurations with two independent subwoofer channels plus two parallel outputs.Why This Model MattersIntegra is the custom-install sibling of Onkyo, and the DRX-8.4 shows that pedigree. Dual 32-bit ESS ES9026PRO Hyperstream DACs, balanced XLR inputs and outputs for long professional cable runs, and an included Dirac Live Premium room-correction license put it in a category above typical receivers. Seven HDMI 2.1 inputs and three outputs with eARC carry full 40Gbps 8K/60 and 4K/120 video.Highlights 11-channel amplifier rated 150W/ch (8 ohms, 0.08% THD) Dual 32-bit ESS ES9026PRO Hyperstream audiophile DACs 7 HDMI 2.1 inputs / 3 outputs, 40Gbps 8K/60 and 4K/120 with eARC Dolby Atmos, DTS:X, Auro-3D, and IMAX Enhanced decoding Dirac Live Premium room calibration license included Balanced XLR I/O, Roon Ready, Chromecast built-in, AirPlay 2 Who It's ForBuilt for enthusiasts and custom installers assembling a reference-grade theater who want maximum channel count, balanced connectivity, and advanced room correction in a single chassis.