Onkyo TX-NR555 7.2 Channel Receiver

Features include:

• DTS:X™ and Dolby Atmos® up to 5.1.2 Channels
• 140 W/Ch (6 Ohms, 1 kHz, 1.0% THD, 1 Channel Driven)
• 80 W/Ch (8 Ohms, 20 Hz?20 kHz, 0.08% THD, 2 Channels Driven, FTC)
• Wireless Audio Streaming with Google Cast™ and AirPlay
• HDMI® 6 In / 1 Out (4K/60 Hz / HDCP 2.2 / HDR)
• Dynamic Audio Amplification for Realistic Sound
• AccuEQ Room Calibration with AccuReflex Technology
• FireConnect™ Multi-Room Technology
• Bluetooth Audio / Wi-Fi® with Spotify, Tidal, and AirPlay
• 384 kHz/32-bit Hi-Grade DAC

Dynamic Audio Amplification

Backed by 70 years of experience building high-grade audio components, the TX-NR555 amplifies accurate, noise-free signal processing with high-current power for dynamic speaker control. The result is pure, rich and authentic sound.

Onkyo's dynamic audio amplification delivers massive power at 140 W/Ch (6 Ohms, 1 kHz, 0.9% THD, 1 Channel Driven)/ 80 W/Ch (8 Ohms, 20 Hz–20 kHz, 0.08% THD, 2 Channels Driven).

Multi-Zone Audio

The TX-NR555 Powered Zone 2 brings audio to speakers connected to the receiver into a second room. With the dedicated Zone 2 DAC, you can send internet audio sources to your second listening zone.

Smooth Analog Signal

Onkyo developed Vector Linear Shaping Circuitry (VLSC) to reassemble the audio signal to its original form following processing. Unlike conventional filters, VLSC removes pulse noise generated in D/A conversion, allowing the sound wave to be reproduced with extremely high fidelity for a smooth analog signal.

Supports Dolby Atmos^® Up to 5.1.2 Channels

Dolby Atmos moves sound around you in three-dimensional space, so you feel like you're inside the action. The TX-NR555's Dolby Atmos decoding transports you from the ordinary into the extraordinary.

Additionally, the Dolby surround up-mixer processes content not mixed for Dolby Atmos to fill the flexible speaker layouts of a Dolby Atmos system.

DTS:X Ready

DTS:X is an object-based surround sound technology that includes height channels for a fully-immersive listening experience. DTS:X provides listeners flexibility, immersion, and interactivity. You will be able to personalize your audio experience, for example, by turning up JUST the dialog within a mix. DTS:X allows you to customize to your room layout as well as control dialog and dynamic range.

4K UltraHD Video Performance

The TX-NR555's HDMI specifications and HDCP 2.2 compatibility support the latest formats being released by Hollywood. The latest HDMI specs offer a significant increase in bandwidth (up to 18Gbps) to support new features such as 4:4:4 color space and 4K@50/60 (2160p), which is 4 times the clarity of 1080p/60 video resolution. The TX-NR555 enables transmission of High Dynamic Range (HDR) formats, with BT.2020 support, and provides enhanced picture quality by simultaneously enabling greater detail for both the dark and bright parts of an image.

The TX-NR555 also effortlessly upscales 1080p video to stunning 4k UltraHD.

Bluetooth / Wi-Fi^® with Pandora, Spotify, and AirPlay

The TX-NR555 has AirPlay, Wi-Fi and Bluetooth technologies built in. Stream virtually any audio from a smartphone, tablet or PC to your home theater for powerful sound.

Further, Google Cast will be operable with an upcoming firmware update.

FireConnect^™ Multi-room Audio

A firmware update will enable you to wirelessly send music from Bluetooth, USB or network sources like Spotify and Pandora from the TX-NR555 to an optional speaker* placed anywhere in your home using FireConnect Powered by Blackfire. 

384 kHz/32-bit Hi-Grade DAC

No matter what you're listening to, it will sound powerfully full, clean and clear. A premium-quality AK4458 digital-to-analog converter from Asahi Kasei implements unique low-distortion filtering technologies for clear sound, and unlocks the full potential of any audio format, including compressed, lossless, and hi-res audio (MP3, WMA, WMA Lossless, FLAC, WAV, OggVorbis, AAC, Apple Lossless, DSD 5.6 MHz, LPCM, and Dolby TrueHD).