OverviewThe Onkyo TX-NR7100 is a THX Certified 9.2-channel AV receiver rated at 100 watts per channel (8 ohms, 20 Hz–20 kHz, 0.08% THD, 2-channel driven). With nine channels of amplification it supports 5.2.4 or 7.2.2 Dolby Atmos and DTS:X layouts, adds Dirac Live room correction, and includes a moving-magnet phono input. The receiver is finished in black.Why This Model MattersStepping up to nine channels lets the TX-NR7100 drive a four-height-speaker Atmos layout for genuinely enveloping overhead effects. Dirac Live room correction, THX Certification and full HDMI 2.1 8K video put it firmly in serious home theater territory, while streaming, multi-room support and a phono stage keep it flexible for everyday music.Highlights THX Certified 9.2 channels at 100 W/Ch (8 ohms, 0.08% THD, 2-ch driven) 5.2.4 and 7.2.2 Dolby Atmos and DTS:X playback Dirac Live room correction support HDMI 2.1 with 8K/60 and 4K/120 pass-through and eARC Moving-magnet phono input for turntables Sonos Certified with Chromecast, AirPlay 2 and DTS Play-Fi Who It's ForThe TX-NR7100 is for home theater builders who want a full 5.1.4 or 7.1.2 Atmos system with room correction and THX performance. It's well suited to dedicated media rooms and enthusiasts who plan to expand beyond a basic surround setup.