The NAD M66 BluOS Streaming DAC Pre-Amplifier offers stunning precision, combining an audiophile-grade DAC with a high-resolution BluOS music streamer for advanced audio clarity. Featuring Dirac Live Room Correction and Bass Control, it delivers tailored sound with a vibrant 7″ touchscreen for intuitive control. Available at Len Wallis Audio, the NAD M66 BluOS Streaming DAC Pre-Amplifier elevates your listening experience with unmatched clarity.

Why Choose the NAD M66 BluOS Streaming DAC Pre-Amplifier?

The NAD M66 BluOS Streaming DAC Pre-Amplifier is a revolutionary component for audio connoisseurs seeking precision. It combines a high-resolution ESS Sabre DAC with BluOS streaming for music up to 24-bit/192kHz across 20+ services.

HiFi Pig in 2025 praised its “exceptional clarity and control,” noting its transformative impact on audio setups. Dirac Live Room Correction reduces room distortion by up to 25%, ensuring textured bass and clear highs.

With four balanced and four unbalanced subwoofer outputs, it supports precise bass integration. Dirac Live Bass Control allows independent calibration of each subwoofer for a seamless soundstage.

Dynamic Digital Headroom (DDH) circuitry eliminates digital clipping, enhancing percussion impact by 15%. Cymbals sound realistic, rim shots are sharp, and transients are distortion-free for a refined listening experience.

Struggling with inconsistent sound across sources? The M66’s ultra-precise resistor-ladder volume control ensures perfect channel balance at any level, maximising dynamic range effortlessly.

It features MM/MC phono, HDMI eARC, and multiple digital inputs for versatile connectivity. Voice control via Amazon Alexa or Apple Siri adds modern convenience to its premium design.

Experience the NAD M66 BluOS Streaming DAC Pre-Amplifier at Len Wallis Audio. Discover why it’s the top choice for audio connoisseurs seeking stunning precision in their setups.

Technical Specifications

• Streaming Platform: BluOS with 24-bit/192kHz resolution
• Supported Services: Spotify, Tidal, Qobuz, Amazon Music, and more
• DAC: ESS Sabre ES9038PRO for high-fidelity audio
• ADC: ES9822PRO for analogue-to-digital conversion
• Frequency Response: 20 Hz – 20 kHz, ±0.2 dB
• THD (20 Hz – 20 kHz): <0.005% at 2V out
• S/N Ratio: >80 dB (A-weighted, ref. 500 mV out)
• Output Impedance: 480 ohms
• Maximum Voltage Output: >5V (ref. 0.1% THD)
• Analogue Inputs: 1 pair RCA (line), 1 pair XLR (line), 2 pairs RCA (phono MM/MC)
• Digital Inputs: 2 TosLink, 2 S/PDIF (RCA), 1 AES/EBU (XLR), 1 HDMI eARC
• Network Inputs: 1Gb Ethernet (RJ-45), Wi-Fi, Bluetooth 5.0 aptX HD
• Analogue Outputs: 1 pair RCA (line), 1 pair XLR (line)
• Subwoofer Outputs: 4 unbalanced (RCA), 4 balanced (XLR)
• File Formats: MP3, AAC, WMA, OGG, ALAC, OPUS, MQA, FLAC, WAV, AIFF
• Calibration: Dirac Live Room and Bass Control with microphone
• Volume Control: Ultra-precise resistor-ladder digital circuit
• Display: 7″ colour touchscreen with Gorilla Glass
• Dimensions (H x W x D): 133 x 435 x 396 mm
• Weight: 4.9 kg (10.8 lbs)

Read the review here.

Elevate your audio with the NAD M66 BluOS Streaming DAC Pre-Amplifier at Len Wallis Audio. Browse our curated collection of NAD products here or contact us today to secure the NAD M66 BluOS Streaming DAC Pre-Amplifier and experience audio at its finest.

Len Wallis Audio Excellence Promise

Since 1978, Len Wallis Audio has been a trusted name in hi-fi, curating premium audio solutions from our Lane Cove showroom in Sydney. For over four decades, we’ve selected products that deliver outstanding performance and quality.

Our focus on innovation ensures every item meets audiophile standards. Whether upgrading or building a new system, our team helps you find the ideal audio solution for your needs.

With expert guidance and a commitment to satisfaction, we make your audio journey seamless and rewarding.

Ready to enhance your setup with the NAD M66 BluOS Streaming DAC Pre-Amplifier?

Call (02) 9427 6755
Email Sales@lenwallisaudio.com.au
Or visit us at 64 Burns Bay Road, Lane Cove, NSW, 2066