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Onkyo TX-NR646



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Brand: Onkyo

The Onkyo TX-NR646 is a network AV receiver that supports both 4K Ultra HD and high dynamic range (HDR) content for enhanced video quality. Here are some of its key features:1. Multi-zone playback: This receiver can distribute audio and video to a second zone, making it perfect for larger homes or for those who want to enjoy audio and video in different rooms.2. Multi-channel decoding: The TX-NR646 supports Dolby Atmos and DTS:X, which enable you to enjoy a 3D and immersive surround sound experience. It also supports legacy surround formats like Dolby TrueHD and DTS-HD Master Audio.3. Network connectivity: This receiver has built-in Wi-Fi and Ethernet connectivity, allowing you to stream content from popular services like Netflix, Amazon Prime Video, and Spotify.4. Phono input: The TX-NR646 has a dedicated phono input for turntables, making it easy to connect and enjoy vinyl records with high-quality sound.5. Compressed audio technologies: It comes with a range of advanced audio technologies like Wide Band DAC, Vector Linear Shaping Circuitry (VLSC), and Dynamic Audio Stage (DAS), which help to enhance the audio reproduction for an immersive listening experience.6. Easy setup: The receiver offers an intuitive and user-friendly setup process, thanks to its powerful Onkyo Controller app and Setup Assistant feature.7. Capacity for compatibility with current and future audio-visual standards: The TX-NR646 will stay viable even as audio-visual standards continue to develop, thanks to its 4K upscaling and pass-through compatibility with the HDMI 2.0b specification. It is HDCP 2.2 compatible and supports HDR10, Dolby Vision, and BT.2020 color-space.The Onkyo TX-NR646 offers a great balance of features, performance, and affordability, making it a top choice for those looking for a versatile and feature-packed network AV receiver.



  • Tuning range: FM, MW
  • Power Output: 100W into 8Ω (stereo)170W (fr), 170W (cen), 170W (sur)
  • Frequency Response: 10Hz to 100kHz
  • Distortion: 0.08%
  • Speaker Impedance: 6 to 16Ω
  • Input Sensitivity: 3.5mV (mm), 200mV (line)
  • Signal to Noise Ratio: 80dB (mm), 100dB (line)
  • Line Output: 100mV (line)
  • Digital Connections: coaxial, optical, USB, LAN, WiFi, BT
  • Video Connections: HDMI, component, composite
  • Dimensions: 435 x 173.5 x 329 mm
  • Weight: 9.4 kg
  • Year: 2015
  • Price:

Onkyo TX-NR646

Onkyo TX-NR646

Onkyo TX-NR646

Onkyo TX-NR646

Onkyo TX-NR646

Onkyo TX-NR646



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