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Onkyo TX-NR646 - 7.2-Channel Network A/V Receiver Experience immersive home cinema with the Onkyo TX-NR646, a 7.2-channel network A/V receiver featuring Dolby Atmos® and DTS:X™ for multidimensional sound. Designed for South African audiophiles, it delivers powerful 160 W per channel amplification and supports the latest UltraHD 4K video standards. Key Features DTS:X™ Compatible for next-generation object-based surround sound Supports Dolby Atmos® up to 5.1.2 channels for immersive audio 160 W per channel high-current amplifier design for authentic sound reproduction 8 HDMI inputs and 2 outputs including HDCP 2.2 support for 4K UltraHD video Built-in Wi-Fi® and Bluetooth with Spotify Connect, Deezer, and AirPlay streaming Hi-Res Audio compatible with DSD 5.6 MHz, FLAC 192 kHz/24-bit playback 384 kHz/32-bit AKM DAC for superior audio clarity AccuEQ Room Acoustic Calibration with included microphone Phono input for turntable connection Zone 2 audio output for multi-room playback Specifications Amplifier Power: 160 W/Ch (6 Ω, 1 kHz, 1% THD, 1 Channel Driven, IEC); 175 W/Ch (6 Ω, 1 kHz, 1 Channel Driven, JEITA) HDMI: 8 Inputs (1 Front/7 Rear), 2 Outputs; supports 4K/60 Hz, 4:4:4, HDCP 2.2 Audio Formats: Dolby Atmos®, DTS:X™, Dolby® TrueHD, DTS-HD Master Audio™, DSD 5.6 MHz, FLAC, WAV, AAC, Apple Lossless, MP3, WMA, Ogg Vorbis Digital-to-Analog Converter: AK4458 384 kHz/32-bit (8 channels) Connectivity: Wi-Fi®, Bluetooth 2.1 + EDR (A2DP v1.2, AVRCP v1.3), USB port with mass storage playback Room Calibration: AccuEQ with included microphone Speaker Terminals: Numbered for easy setup, bi-amping capable for front channels Subwoofer Outputs: 2 parallel pre-outs Additional Inputs: Phono input, 8 analogue audio inputs, 3 composite video inputs, 2 component inputs, 3 digital audio inputs (2 optical, 1 coaxial) Other Features: PM Bass Boost, A/V Sync Control (up to 500 ms), graphical on-screen display, firmware updates via Ethernet and USB What's in the Box Onkyo TX-NR646 Network A/V Receiver AccuEQ Microphone for room calibration > Remote control Power cable User manual Product Overview The Onkyo TX-NR646 is engineered to deliver a premium home theatre experience with support for Dolby Atmos® and DTS:X™ technologies, enabling multidimensional sound that fills your room. Its high-current amplifier design ensures dynamic and accurate audio reproduction at 160 watts per channel. The receiver supports UltraHD 4K video with HDCP 2.2 compliance, future-proofing your home cinema setup. Enjoy seamless wireless streaming via built-in Wi-Fi®, Bluetooth, AirPlay, and popular internet music services like Spotify Connect and Deezer. The free Onkyo Remote app allows you to control playback and stream music from your mobile devices, including multi-zone audio control. Vinyl enthusiasts will appreciate the dedicated phono input for turntable connectivity. With advanced features like AccuEQ room acoustic calibration, PM Bass Boost, and multiple DSP modes, the TX-NR646 adapts to your listening environment for optimal sound quality. Its extensive connectivity options and user-friendly interface make it an ideal choice for South African home cinema and audio enthusiasts. Compatibility & Certifications Compatible with iPod touch (3rd generation or later) and iPhone 3GS or later (iOS 4.2+) Android devices running version 2.1 or later DLNA Version 1.5 certified Supports HDCP 2.2 for next-generation 4K streaming and broadcasting