A glance at the TX-RZ840s imposing front panel reveals a component built for one purpose: making your smile wider as the volume goes higher. Its thick chassis is loaded with custom parts tested and tuned to THX® Certified Select reference standards, handling massive current flows for sound you feel emotionally and physically. Beyond 3D surround supporting IMAX® Enhanced*1 content up to 11.2 channels, and a finessed touch that breathes life into stereo music, the receiver forms a hub for house-wide entertainment with SMART A/V Receiver integrating AirPlay 2, Works with Sonos, Chromecast built-in, and more over 802.11ac Wi-Fi®. Three-zone powered D/A audio distribution is easily managed from your smartphone. With state-of-the art connectivity and custom-installation interfaces included, its the TX-RZ840s visceral presence youll find most difficult to resist.
SMART AV Receiver
SMART AV Receiver is the heart of your home entertainment system. Access streaming content from Amazon Music, Pandora®, Spotify®, TIDAL, Deezer, and TuneIn and share sound as part of a multi-room system
via Works with Sonos, AirPlay, DTS Play-Fi®, and FlareConnect.
Experience IMAX® Enhanced
IMAX Enhanced A/V receivers feature DTS:X sound technology optimized for the IMAX® signature experience, reproducing the full dynamic range of IMAX theatrical sound-mixes available with digitally re-mastered IMAX Enhanced content. A pre-set IMAX Mode reproduces audio at the highest levels and delivers lMAX Enhanced content as the filmmakers intended. IMAX Enhanced versions of a range of films, from Hollywood blockbusters to documentaries, will be released for 4K HDR streaming and Ultra HD Blu-ray.
Enabled with a future firmware update.
Chromecast built-in with the Google Assistant
Stream any music from your smartphone, laptop, or PC to the receiver with ease. Control playback with Chromecast-enabled apps you know and love from your iPhone, iPad, Android phone or tablet, Mac or Windows® laptop, or Chromebook. If you have a smart speaker featuring the Google Assistant, you can cue, play, and control music playback by voice.
Works with Sonos
This Onkyo receiver can join your existing Sonos Home Sound System, or be the start of a new one, just by pairing it with a Sonos Connect. The AVR ties into the Sonos ecosystem, waking, changing inputs, and playing at the desired volume on command from the Sonos app.
THX® Certified Select theater-reference sound
THX Certified Select guarantees the same reference volume level of a commercial theater in rooms where the viewing position is about 10㪤 ft. from the screen. To gain certification for reference sound within strict THX® sound quality parameters, receivers must pass 2,000 bench-tests in 75 categories covering 14,000 data points.
Dolby Atmos Height Virtualizer
When playing any Dolby® format, engaging Dolby Atmos Height Virtualizer enables a more immersive listening experience, creating a virtual surround and height effect from traditional speaker layouts without employing additional surround or height speakers.
Enabled with a future firmware update.
Dolby Atmos® and DTS:X® setting sound free
Dolby Atmos® and DTS:X® formats allow engineers to map sound anywhere in 3D space, effects moving from speaker to speaker all around the room and wrapping your audience in the latest films and games. You can also enjoy your 3D speaker layout with classic titles. Dolby Surround® and DTS® Neural:X find overhead cues in legacy soundtracks and upmix for awesome spatial realism.
Ready for 4K HDR entertainment
Enjoy support for HDR (High Dynamic Range) video including HDR10, HLG, Dolby Vision®, and BT.2020. The 4:4:4 color space is also supported. Six HDMI inputs, ARC-ready MAIN OUT, and SUB OUT pass 4K/60p and HDR video from player to compatible TV and projector and all terminals are HDCP 2.2 compliant.
Dynamic Audio Amplification
Refined over 70 years to deliver emotion in high fidelity, DAA features a custom High-Current Low-Noise Power Transformer, customized capacitors, and discrete amp output stages. Unique topology prevents phase-shift while high current improves speaker control for true dynamic speed. Driving 4-ohm loads through all channels, DAA has power to move.
Ready for DTS Play-Fi® multi-room audio
DTS Play-Fi allows you to enjoy high-quality music from connected online services, networked media servers, and your device library over Wi-Fi® to any number of compatible products using the Onkyo Music Control App for iPad, iPhone, and Android smartphones/tablets. DTS Play-Fi can synchronize the music in every room. Each member of your family can use their own device to listen to their music in a room or group of rooms. DTS Play-Fi lets you structure a comprehensive multi-room ecosystem that satisfies virtually any need.
Apple AirPlay 2
Apple AirPlay 2 lets you effortlessly stream music or podcasts to multiple audio devices throughout your home using any Apple device or by asking Siri - and it all stays in perfect sync. Create multi-room groups or stream to just one device.
Apple Airplay 2 available via future firmware update.
Smooth and easy Bluetooth streaming
Whatever audio is playing on your phone, tablet, or PC app can be streamed to the receiver with Bluetooth wireless technology. Once the receiver has paired with and remembered your device, it will start playback automatically whenever it detects an incoming Bluetooth audio stream.