SKU: 74699227013

NAD Master Series M33 BluOS Streaming DAC Amplifier

Sale price$2924.55 Regular price$3249.50
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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15

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Description

NAD Master Series M33 BluOS Streaming DAC AmplifierIn its simplest form, the M33 BluOS enabled DAC amplifier is an ultra high performance streaming amplifier with superb audiophile sound. As a BluOS enabled component, the M33 can be combined with other players in a BluOS ecosystem of wirelessly networked music players throughout the home for an outstanding whole home audio system. With the employment of the new Purifi Eigentakt Hybrid Digital amplifier technology, the M33 follows NADs long standing

In its simplest form, the M33 BluOS™ enabled DAC/amplifier is an ultra-high-performance streaming amplifier with superb audiophile sound. As a BluOS enabled component, the M33 can be combined with other players in a BluOS ecosystem of wirelessly networked music players throughout the home for an outstanding whole-home audio system. With the employment of the new Purifi Eigentakt™ Hybrid Digital amplifier technology, the M33 follows NAD’s long-standing tradition in identifying and developing cutting-edge amplification technology. With a minimum of 200W per channel on tap, the result is lifelike performance, exemplified by ultra-low distortion and noise.

FEATURES

  • BluOS Streaming DAC Amplifier
  • HybridDigital™ Purifi Eigentakt™ Amplifier Technology
  • Continuous Power: 200W into 8/4 Ohms
  • Dynamic Power: 300W into 8 Ohms, 550W into 4 Ohms
  • 32-Bit/384kHz ESS Sabre DAC
  • Dirac Live Room Correction
  • Colour 7” TFT touch display
  • 2 x MDC Slots for Future Expansion
  • Wireless control with Apple AirPlay 2 and aptX HD Bluetooth Integration
  • Comprehensive digital and analogue connectivity including MM/MC phono and HDMI eARC
  • Wide variety of music services integrated and supported by BluOS, including Tidal, Amazon Music HD, Deezer, Qobuz, Spotify and TuneIn – the world’s music is available at your fingertips
  • BluOS growing ecosystem of compatible brands that tightly integrate hardware and software for an exceptional user experience
  • BluOS apps for iOS, Android, MacOS, Windows
  • Seamless integration with leading smart home control systems including Crestron, Control4, RTI, URC, Elan, Lutron, iPort and others

    TECHNICAL SPECS

    AMPLIFIER SECTION

    • Rated output power (ref. 20 Hz-20 kHz at rated THD, both channels driven)
    • >200 W into 8 ohms >380 W into 4 ohms
    • Rated output power, Bridge mode (ref. 20 Hz – 20 kHz at rated THD)
    • >700 W into 8 ohms
    • Input sensitivity
    • 865 mV (ref. 200W 8 ohms, Volume maximum)
    • THD (20 Hz – 20 kHz)
    • <0.003 % (1W to 200 W, 8 ohms and 4 ohms)
    • Signal-to-Noise ratio
    • >98 dB (A-weighted, ref. 1 W out in 8 ohms)
    • >120 dB (A-weighted, ref. 200 W out in 8 ohms)
    • Clipping power
    • >210 W (0.1 % THD 1 kHz 8 ohms)
    • IHF dynamic power
    • 8 ohms: 260 W
    • 4 ohms: 520 W
    • Peak output current
    • ≥25 A (in 1 ohm, 1 ms)
    • Damping factor
    • >800 (ref. 8 ohms, 20 Hz to 6.5 kHz)
    • Frequency response
    • ±0.2 dB (20 Hz -20 kHz)
    • -3 dB at 60 kHz

    PREAMPLIFIER SPECIFICATIONS

    • LINE IN
    • Input Impedance (r and c)
    • 47kΩ/180pF
    • Input Sensitivity
    • 280mV (ref. 500mV out, Volume Maximum)
    • Maximum input level 20Hz-20Khz
    • 2 Vrms/8 Vrms (low sensitivity mode)
    • Tone Controls
    • Treble: ±10dB at 10kHz Bass: ±10dB at 100Hz
    • Max Output Signal
    • 4Vrms (ref. 0.1% THD)
    • PREOUT
    • Maximum output level
    • 3.9 Vrms (ref. 0.1% THD)
    • Signal-to-Noise ratio
    • >120 dB (A-weighted, ref. 2 V out)
    • Output impedance
    • 100 ohms
    • SUBOUT
    • Maximum output level
    • 1.1 Vrms (ref. 0.1 % THD 100Hz)
    • Signal-to-Noise ratio
    • >102 dB (20 Hz-20 kHz, ref. 1V out)
    • THD+N
    • <0.005 % (refer 1.1 V 20 Hz-200 Hz)
    • Output impedance
    • 680 ohms
    • PHONO
    • Input sensitivity
    • MM: 1.2 mV
    • MC: 100 µV
    • Input impedance (R and C)
    • MM: 56 kohms/100 pF
    • MC: 100 ohms/280 pF
    • Signal to noise ratio (ref. 2 V Preout A-weighted)
    • MM: >92 dB
    • MC: >76 dB
    • THD+N (ref 2V Preout 1kHz)
    • MM: <0.003 %
    • MC: <0.02 %
    • RIAA response accuracy MM/MC
    • ±0.2 dB 20 Hz -20 kHz
    • HEADPHONES
    • Output Impedance
    • 2.2ohms
    • Output power
    • >100 mW/32 ohms


    BluOS SECTION

    • AUDIO
    • Supported audio file format*
    • MP3, AAC, WMA, OGG, WMA-L, ALAC, OPUS
    • Supported high- resolution audio file format*
    • FLAC, MQA, WAV, AIFF
    • Sampling rate
    • up to 192 kHz
    • Bit depths
    • 16 – 24
    • CONNECTIVITY
    • Network connectivity
    • Gigabit Ethernet RJ45
    • Wi-Fi 5
    • Supported network file share protocol
    • Server Message Block (SMB)
    • USB
    • 1 x Type-A port for connection to USB memory stick (FAT32 or NTFS formatted) and supported peripherals
    • Bluetooth quality
    • aptX HD 5.0
    • Bluetooth connectivity
    • Two-Way (Receive and Headphone modes)
    • USER INTERFACE
    • Supported operating system**
    • Music playback from network shares on the following desktop operating systems: Microsoft Windows XP, 2000, Vista, 7, 8 to current Windows Operating Systems and macOS versions**
    • Mobile Application
    • Free BluOS Controller App available for download from the respective App stores of Apple iOS devices (iPad, iPhone and iPod), Android devices, Kindle Fire and Windows or macOS desktops
    • Front panel
    • 7-inch full colour touch screen
    • Remote control
    • HTRM 2 remote control
    • POWER CONSUMPTION
    • Auto Standby ON <0.5W
    • Idle Power <40W
    • DIMENSIONS AND WEIGHT
    • Dimensions WxHxD:  435 x 133 x 396 mm (17 1/8 x 5 1/4 x 15 5/8”)
    • Net Weight: 9.7kg (21.4lb)
    • Shipping Weight: 18.4kg (40.6 lb)




    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 74699227013

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    4.1 ★★★★★
    Based on 15 reviews
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    L
    Verified Purchase
    Lyman D. Elliott
    Alexandria, US
    ★★★★★ 5
    One minor bug
    Size: 10 Ft (Type B with Clamp), Color: Black
    I received this today and mounted it to the table I have next to my recliner. I plugged it into a remote control outlet so I can turn everything off at once. I used two of the AC outlets for the power recliner. I then plugged a USB powered fan into one of the USB-A ports. I plugged the power cable from a set of speakers positioned next to the headrest of the recliner into the other USB-A port. I used one of the USB C outlets to charge my tablet. When I hit the switch on the remote control to turn off power to the strip before going to bed I discovered a bug. The only way I can describe it is a cross port power bleed. After killing power to the strip my speakers were still playing, not well as they had static. I discovered by trial and error that if I unplugged my tablet the problem stopped. Apparently if you have something with a battery plugged into one of the USB ports and have something plugged into the other USB ports it pulls power from the device with the battery to try and power the other devices plugged in. Other than this one problem it seems to be just what I was looking for.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 30, 2025
    G
    Verified Purchase
    Glen T.
    Massapequa, US
    ★★★★★ 5
    Mounts to desktop
    Size: 10 Ft (Type B with Clamp), Color: Black
    Helps keep the desktop clutter down. Sometimes I need to charge flashlights, earphones, hearing aids, portable battery chargers and the like. I don’t want to plug these onto my computer so this unit fits that need. Sturdy desk mount so one hand plugging in and unplugging usually works fine.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 11, 2025
    G
    Verified Purchase
    greasergrrl
    Los Angeles, US
    ★★★★★ 5
    Works great
    Size: 10 Ft (Type B with Clamp), Color: Black, Size: 10 Ft (Type B with Clamp), Color: Black
    Small and does the trick. I’m glad my USB hub will stop falling off the table!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 28, 2025
    A
    Verified Purchase
    Anne C.
    Dallas, US
    ★★★★★ 4
    Decent, gets warm though
    Size: 10 Ft (Type B with Clamp), Color: Black
    Compact with a nice long power cord. However, it does get warm, which makes me nervous, seeing as it is clamped to a wooden table...
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on January 23, 2026
    N
    Verified Purchase
    Norart
    Louisville, US
    ★★★★★ 1
    Desktop charging station is defective.
    Size: 10 Ft (Type B with Clamp), Color: Black
    This item was purchased less than 6 months ago and today it suddenly stopped working. A defective unit. Will not buy again.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 19, 2025

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