NAD M66 BluOS Streaming Preamplifier

Availability: On backorder
Delivery time: Not currently in stock, but we can get this to you pretty darn fast! Typically 1-3 week delivery time, we will update you if it is longer.

The M66 stands as NAD's premium preamp offering within the Master Series lineup, boasting audiophile-caliber components and craftsmanship. Its extensive array of connections and vibrant full-color touchscreen make it a formidable preamp designed to extract optimal sound quality from your various audio sources, be it a turntable, disc player, or even a television. The preamp is equipped with abundant built-in streaming options, featuring the likes of BluOS for high-resolution multi-room streaming capabilities. For those seeking a versatile cornerstone for a high performance hifi system, this exceptional preamp deserves serious consideration.

  • High-performance stereo preamplifier for digital and analog sources
  • 32-bit/384kHz ES9038Pro SABRE DAC
    • Supports high-res MQA, FLAC, WAV, and AIFF files
  • ES9822Pro SABRE ADC (analog-to-digital converter)
  • Dynamic Digital Headroom (DDH) circuit eliminates digital inter-sample peak-clipping distortion
  • Ultra-precise, resistor-ladder digital volume control
  • Separate signal paths and power supplies for digital and analog sections
    • Optional analog bypass mode eliminates interference and noise from digital section when engaged
  • Elegant aluminium casework with 7" full-color touchscreen display
  • Built-in Dirac Live room correction with included calibration microphone improves clarity and stereo imaging
  • Dirac Live Bass Control calibration for seamless blend between the subwoofer(s) and main speakers
  • BluOS compatibility for further expansion with Bluesound wireless speakers
  • Support for Apple AirPlay 2, Spotify Connect, Tidal Connect
  • Connects to your home network via built-in dual-band Wi-Fi® or wired Ethernet for music streaming
    • Includes support for Amazon Music Unlimited, Spotify®, TIDAL, Napster, Deezer, Qobuz and more (subscription required for some services)
    • Free internet radio from TuneIn Radio and iHeartRadio
  • Supports voice control with Amazon Alexa, Google Assistant, and Siri devices (sold separately)
  • Built-in Bluetooth® with aptX HD encoding
  • Works as a Roon player (requires subscription and Roon Core running on your network)
    • Roon Core is media server software that runs on your computer, NAS drive, or other compatible hardware
  • Dedicated high-performance headphone amplifier with low output impedance and high output voltage capability
  • IR remote


  • 2 analog stereo phono inputs, one for moving magnet, one for moving coil cartridges
    • Ultra-quiet built-in phono stage with precise RIAA equalization, high overload margins, and infrasonic filter
  • Two RCA analog stereo inputs
  • Balanced analog stereo XLR input
  • Digital audio inputs:
    • 2 Toslink optical, 2 coaxial
    • USB Type-A port for connecting an external flash drive loaded with digital music files
    • AES/EBU balanced XLR digital input
  • HDMI eARC port for connecting to your TV (2-channel PCM only; does not support Dolby Digital or DTS)
  • Four balanced and four unbalanced subwoofer outputs
  • Two MDC2 expansion slots for adding future capabilities
  • Full-sized 1/4" headphone jack on front panel
  • Ethernet port for wired connection to your home network
  • Wi-Fi and Bluetooth antenna connections
  • IR input and 12-volt trigger in/out
  • RS-232 port for integration with third-party control systems like Crestron, Control4, ELAN, and others
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