Atlona AT-HDR-M2C 4K HDR Multi-Channel Digital to Two-Channel Audio Converter


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    AT-HDR-M2C - Overview

    The Atlona AT-HDR-M2C is an audio converter for extracting and downmixing multi-channel PCM, Dolby, and DTS audio from HDMI sources. It features an HDMI input with pass-through, and delivers stereo downmixed audio over a separate HDMI output, as well as unbalanced analog and TOSLINK digital audio outputs. The HDR-M2C is compatible with high dynamic range (HDR) formats and is HDCP 2.2 compliant. It supports 4K/UHD video @ 60 Hz with 4:4:4 chroma sampling, as well as HDMI data rates up to 18 Gbps. This audio converter includes EDID management features as well as audio volume and bass / treble controls, all available via Ethernet through the Atlona Management System (AMS), the web GUI, or a control system. The HDR-M2C can conveniently serve surround sound and two-channel audio systems from a multi-channel audio source.

    The HDR-M2C is ideal for residential and commercial applications with the latest as well as emerging 4K/UHD and HDR sources and displays. It is compatible with all video resolutions, audio formats, and color space formats supported in the HDMI 2.0b specification, plus the ability to pass metadata for HDR content. The HDR-M2C includes Atlona's award-winning 10-year limited product warranty and customer support services, so that integrators can specify, purchase, and install with confidence.


  • Residential and commercial installations - The HDR-M2C is designed for AV systems with the latest UHD and HDR sources such as Ultra HD Blu-ray players, plus compatible televisions and projectors.
  • Audio compatibility - The HDR-M2C is ideal for applications requiring playback of multi-channel source content over displays and whole-house audio systems.
    • Features:

      • Downmixes multi-channel PCM, Dolby, and DTS formats to stereo audio
      • HDMI audio de-embedding and multi-channel audio downmixing
      • 4K/UHD capability @ 60 Hz with 4:4:4 chroma sampling, plus support for HDR formats
      • HDCP 2.2 compliant
      • Delivers downmixed audio to HDMI, TOSLINK digital audio, and analog audio outputs
      • EDID management
      • Volume and tone adjustments
    • Specifications:

      • Audio
      • Analog: PCM 2Ch (De-embedded)
      • Optical Output: PCM 2Ch, Dolby Digital, Dolby Digital Plus, DTS 5.1
      • HDMI Output: PCM 2Ch, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS 5.1
      • Sample Rate: 32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
      • Bit Rate: up to 24-bit
      • THD: 0.003593%, 20Hz, 1kHz - 20kHz
      • SNR: 110.009dB
      • Frequency Range: 20Hz to 20kHz
      • Bass: +12dB to -15dB @ 20Hz - 20kHz
      • Treble: +15dB to -15dB @ 20Hz - 20kHz

      • HDMI [email protected]: up to 6 feet
      • HDMI [email protected]: up to 16 feet
      • HDMI [email protected]: up to 30 feet
      • HDMI [email protected]: up to 50 feet

      • Bandwidth: 18 Gbps
      • CEC: Compliant
      • HDCP: 2.2-compliant

      • Operating: 32°F to 122°F
      • Storage: -4°F to 140°F
      • Humidity: 20 to 90% non-condensing

      • Consumption: 6.6W
      • Input: AC 100~240 VAC 50/60Hz
      • Output: DC 5V 4A

      • Dimension (HxWxD): 1.02" x 5.00" x 4.29"
      • Weight: 0.8 lbs
    • Item Includes:

      • User guide
      • Surface mounting brackets
      • External universal power supply
    • Warranty:

      • 10 Years
    • GTIN:


    AT-HDR-M2C - Required Accessories

      AT-HDR-M2C - Recommended Accessories

      California Residents:
      Cancer and Reproductive Harm -