Onkyo
ONKYO TX-RZ70 11.2-Channel AV Receiver
ONKYO TX-RZ70 11.2-Channel AV Receiver
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Onkyo TX-RZ70 – Flagship 11.2-Channel AV Receiver with Reference-Level Performance
The Most Powerful and Advanced Home Theater Receiver Onkyo Has Ever Built
- 11.2 channels of high-current amplification for large, premium home cinema systems
- Dirac Live® Room Correction including Bass Control for exceptional acoustic precision
- Full 8K/60Hz & 4K/120Hz HDMI across multiple inputs for next-gen video and gaming
- IMAX® Enhanced, THX® Certified, Dolby Atmos®, DTS:X®, Auro-3D® support
- Up to 7.2.4 or 9.2.2 immersive audio layouts powered directly from the receiver
- Premium toroidal transformer and audiophile-grade components
The Onkyo TX-RZ70 sits at the top of Onkyo’s AV receiver lineup, delivering unprecedented power, processing, and precision. Designed for large home cinema rooms and demanding enthusiasts, the TX-RZ70 provides an uncompromising foundation for reference-grade surround sound systems.
With 11 channels of high-current amplification, advanced 32-bit processing, and the most complete suite of immersive audio formats available today, the TX-RZ70 transforms every movie, concert, or game into a breathtaking, three-dimensional experience.
🎬 Next-Level Immersive Audio Performance
Supporting all major immersive audio platforms, the TX-RZ70 allows you to build the system configuration your room deserves:
- Dolby Atmos up to 7.2.4
- DTS:X with full 3D object rendering
- Auro-3D support for height-layered sound
- IMAX Enhanced powerful cinema-style playback
- THX Certification guaranteeing reference output and accuracy
Combined with Onkyo’s legendary dynamic amplification, the TX-RZ70 delivers effortless headroom, precise channel steering, and extraordinary realism.
🎯 Dirac Live Room Calibration – The Ultimate Leveling Tool
Unlike standard receivers, the TX-RZ70 includes:
- Dirac Live Full Bandwidth – corrects frequency and timing anomalies
- Dirac Live Bass Control – optimizes multiple subwoofers for smooth, powerful low frequencies
The result is a home cinema system that performs with studio-level precision in any room.
🎮 Full 8K HDMI & Gaming-Ready Features
- 8K/60Hz and 4K/120Hz passthrough
- HDMI 2.1 features: VRR, ALLM, QFT, QMS
- Advanced HDR support: HDR10+, Dolby Vision, HLG
Perfect for next-generation gaming consoles and premium UHD content.
📡 Advanced Streaming & Multi-Room Audio
- Bluetooth & AirPlay 2
- Chromecast built-in
- Works with Sonos (integration-ready)
- Roon Ready (via update)
- Spotify, TIDAL, Deezer, Amazon Music, TuneIn
The TX-RZ70 integrates seamlessly with both high-end music systems and whole-home audio platforms.
🏡 Ideal Room Size & System Matching
- Room size: 25–70 m² and larger dedicated theaters
- Best speaker pairings: Klipsch Reference / Reference Premiere, Monitor Audio Silver/Gold, Focal Aria, KEF Q/R, Wharfedale Elysian/EVO
- Subwoofer recommendation: Dual-sub setups to maximize Dirac Live Bass Control
📐 Technical Specifications – Onkyo TX-RZ70
- Channels: 11.2 (expandable to 13.2 via external amplifier)
- Power Output: High-current amplifier (manufacturer-rated)
- Amplifier Design: Custom-built toroidal transformer with audiophile-grade capacitors
- Audio Processing: 32-bit/384kHz DACs
- HDMI Inputs: Multiple 8K/4K120-ready HDMI 2.1
- HDMI Outputs: 2 main outputs + zone options
- Video Support: 8K HDR, HDR10+, Dolby Vision
- Room Correction: Dirac Live Full Bandwidth + Dirac Live Bass Control
- Streaming: Chromecast, AirPlay 2, Bluetooth, Spotify, TIDAL, TuneIn
- Control: IP control, RS232, voice assistant compatibility
- Dimensions: Standard full-size AV chassis
- Weight: Heavy-duty transformer-based construction
The Onkyo TX-RZ70 is a reference-class AV receiver built for serious home cinema enthusiasts. If you want uncompromised immersion, next-generation HDMI capabilities, advanced room correction, and exceptional dynamic power—all in a single chassis—the TX-RZ70 stands among the most capable AVR solutions available today.

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