McIntosh Labs MSA5500 2-Channel Streaming Integrated Amplifier
The MSA5500 marries warm, detailed sound with reference-level dynamics and authoritative bass, delivering the muscular ease that makes music feel alive at any volume. Its 100W Class AB amplifier, refined DAC, HDMI ARC, phono stage and broad streaming support create a polished all-in-one hub, while expansive connectivity and excellent instrument separation keep a premium stereo or 2.1 system remarkably flexible.
WATT RECOMMENDS
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Deliciously Crispy
Sound Quality
91/100
Build Quality
93/100
Features Connectivity
95/100
Value for Money
90/100
Pros
Delivers powerful, effortless dynamics with tight, deep bass and the ability to reach reference-level volumes without strain.
Combines warmth and musical weight with direct, detailed, intelligible midrange and treble performance.
Offers unusually comprehensive connectivity, including Roon Ready streaming, AirPlay, Bluetooth, Chromecast, HDMI ARC, phono, subwoofer and preamp outputs.
Produces excellent imaging and instrument separation, creating a spacious, convincing soundstage.
Cons
No dedicated native streaming-control app or modern color display; operation relies largely on Connect services and source apps.
Its bass-forward character at higher levels can make upper octaves sound subtly dissonant, so strict tonal-neutrality seekers may prefer alternatives.
Highly efficient speakers can reveal faint hiss, limiting its appeal for listeners chasing the blackest possible background.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 91/100
Reviewers describe a recognizably McIntosh presentation that combines warmth, weight and musical ease with unusually direct, detailed delivery. It has substantial dynamic authority and strong spatial separation, although one reviewer heard extra bass energy and a slight upper-octave dissonance when played louder.
Transparency Resolution
91/100
AudioAdvice heard detailed, soulful vocals, articulate but unfatiguing treble, and a solid, detailed midrange. Andrew Robinson likewise found it more direct, intelligible and detailed than he normally associates with the brand, though he did not consider it the ideal choice for listeners seeking the very blackest background.
Tonal Balance Musicality
89/100
The presentation is repeatedly described as warm, refined and engaging rather than dark or opaque, with enough body to preserve the music's soul. The Absolute Sound noted that turning it up can add bottom-end emphasis and leave the upper octaves subtly dissonant, so it is not wholly neutral.
Dynamics
94/100
The Absolute Sound found dynamically rich recordings no trouble and called its delivery effortless, with powerful punch. Andrew Robinson reported tight, deep, near-subwoofer-like bass impact and reference-level peaks above 100dB without strain or distortion.
Soundstage Imaging
91/100
AudioAdvice found imaging and soundstaging excellent, with strong instrument separation and individual space across the stage. Andrew Robinson's caveat is that listeners prioritizing the most jet-black backdrop for contrast and separation may find better matches elsewhere.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
93/100
The MSA5500 is a substantial 38-pound component, and reviewers describe it as retaining McIntosh-level build quality despite its relatively compact all-in-one remit. AudioAdvice highlights hand assembly, rigorous factory testing and attention to detail, while Andrew Robinson found no apparent compromise in build or power.
Features Connectivity
95/100
This is a genuinely comprehensive streaming integrated, with Wi-Fi and Ethernet networking, Roon readiness, AirPlay 2, Chromecast, Spotify and TIDAL Connect, plus Bluetooth with aptX HD/Adaptive support. Physical connectivity is equally broad: HDMI ARC/CEC, USB, coaxial, optical and MCT digital inputs, balanced and unbalanced analog inputs, MM phono, headphone output, subwoofer and preamp outputs, tone controls, and home-theater passthrough.
Value for Money
90/100
At $8,000, it is clearly a premium purchase, and The Absolute Sound suggests more analytical listeners may prefer alternatives. Even so, ecoustics calls it the most cost-effective route into the current McIntosh range, while Andrew Robinson considers it something of a bargain against the high-end amplifiers it competes with.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
Online Reviews & Mentions
YouTube Reviews
Forum Mentions
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Specifications
- FTC Power Output Rating
- 100 W
- Power Output per Channel
- 100 W into 8 ohms160 W into 4 ohms
- Number of Channels
- 2
- Rated Power Band
- 20Hz to 20kHz
- Total Harmonic Distortion
- 0.005%
- Dynamic Headroom
- 1.8dB
- Frequency Response +0,-0.5dB
- 20Hz to 20kHz
- Frequency Response, +0, -3dB
- 10Hz to 100kHz
- Sensitivity Phono (Moving Coil)
- N/A
- Sensitivity Phono (Moving Magnet)
- 2.5mV
- Sensitivity High Level (Balanced / Unbalanced)
- 0.5V/0.25V
- Sensitivity (Power Amp input)
- 1V
- Signal To Noise Ratio (Moving Coil)
- N/A
- Signal To Noise Ratio (Moving Magnet)
- 82dB
- Signal To Noise Ratio (High Level)
- 95dB
- Signal To Noise Ratio (Power Amp input)
- 110dB
- Input Impedance (Balanced / Unbalanced)
- 20K/20K
- Damping Factor
- 8 ohms: >2004 ohms: >100
- Maximum Output (Balanced / Unbalanced)
- 8V Unbalanced
- Balanced Input
- 1
- Unbalanced Input
- 4
- Phono Input Moving Coil
- 0
- Phono Input Moving Magnet
- 1 (fixed loading)
- Upgradeable Digital Audio Module
- No
- Digital Coaxial Inputs
- 2
- Digital Optical Inputs
- 2
- Digital MCT Inputs
- 1
- Digital USB Input
- 1
- HDMI (ARC) Input
- 1
- Balanced Variable Output
- 0
- Unbalanced Fixed Output
- 0
- Unbalanced Variable Output
- 1
- Headphone Output
- 1/4" High Drive with Headphone Crossfeed Director (HXD®)
- Subwoofer Outputs
- 1
- AM/FM Tuner option
- No
- Home Theater PassThru
- Yes
- Unbalanced Analog Connector Type
- Standard
- Speaker Binding Post Type
- Standard
- Service Port
- 1
- Digital-to-Analog Converter (DAC) Type
- 8-channel, 32-bit/384kHz PCM/DSD, Quad Balanced
- Digital Coaxial Input Sample Rate
- 24-bit/44.1kHz to 192kHz
- Digital Optical Input Sample Rate
- 24-bit/44.1kHz to 192kHz
- Digital MCT Input Sample Rate
- 16-bit/44.1kHz (CD)DSD64 (SACD)
- Digital USB Input Sample Rate
- 32-bit/44.1kHz to 384kHz (PCM)DSD64, DSD128, DSD256, DXD352.8kHz, DXD384kHz
- Digital Network/Wi-Fi Input Sample Rate
- 24-bit/44.1kHz to 192kHz
- Tone Controls
- Bass and Treble
- Tone Bypass and Input Assign
- Yes
- RS232 Control Inputs
- Yes
- Power Control Outputs
- 1 Main
- Rear Panel Data Ports
- 2
- Rear Panel IR Sensor Inputs
- Yes
- Input Level Match
- Yes
- Vacuum Tube or Solid State
- Solid State
- Output Type
- Direct Coupled
- Output Meters
- Yes
- Dual Layer Chassis
- Yes
- Chassis Finish
- Black painted steel
- McIntosh Monogrammed Heatsinks™
- Yes
- Power Requirement
- 100 Volts, 50/60Hz at 3.7 amps110 Volts, 50/60Hz at 3.4 amps120 Volts, 50/60Hz at 3.2 amps220 Volts, 50/60Hz at 1.8 amps230 Volts, 50/60Hz at 1.6 amps240 Volts, 50/60Hz at 1.6 amps
- Standby Power Requirement
- <0.25 Watts
- Unit Dimensions (W x H x D)
- 17-1/2" (44.45cm) x 6" (15.2cm) (8-1/8” (20.6cm) with vertical antenna) x 18-3/4” (47.6cm) with vertical antenna (22-1/4" (56.5cm) with horizontal antenna)
- Unit Weight
- 38 lbs (17.2 kg)
- Shipping Weight
- 55.5 lbs (25.2 kg)
Manufacturer's Description — McIntosh Labs
- Type: Solid State
- 100 Watts x 2-Channels into 8 Ohms
- 160 Watts x 2-Channels into 4 Ohms
- Power Guard®, Sentry Monitor™, Monogrammed Heatsinks™, Solid Cinch™ speaker binding posts
- 12 analog and digital inputs
- Stream with Apple® AirPlay®, Bluetooth®, Google Cast™, Qobuz Connect, Spotify® Connect, and TIDAL® Connect
- A certified Roon Ready and Roon Tested device
ALL-IN-ONE EFFORTLESS MUSIC STREAMING
The MSA5500 Streaming Integrated Amplifier is both a full featured music streamer and powerful integrated amplifier in one. It can serve as the cornerstone of your audio setup, whether it be your first venture into high-fidelity audio, an addition to your existing system, or to use at your office or vacation home. Crafted to perfection and compact in size, the MSA5500 is tailor-made for modern living spaces, making it an ideal choice for those seeking premium audio in more confined environments.
The versatile MSA5500 has a wide assortment of wireless music streaming capabilities plus a variety of physical inputs to connect source components. If all your music is cloud based digital music, a simple addition of speakers is all that's needed to be bathed in elevated sound quality.
ENDLESS STREAMING POSSIBILITIES AWAIT
The MSA5500 is compatible with a multitude of leading streaming technologies and platforms including Apple AirPlay; Bluetooth; Google Cast™ (formerly Chromecast); Qobuz ConnectSpotify® Connect (including Spotify Lossless); and TIDAL® Connect (including TIDAL Max). No special control app or technical skills are needed; the easy-to-use MSA5500 invites you to simply stream your music directly from your smart device. If you've been using a lower quality wireless home sound system, then listening to your favorite tracks through the MSA5500 will be like hearing them again for the first time.
For Bluetooth streaming, the MSA5500 utilizes Bluetooth 5.0; the high bitrate Advanced Audio Coding (AAC) standard; Qualcomm aptX HD for hi res audio playback; and Qualcomm aptX Adaptive, a robust solution that delivers high resolution, uninterrupted audio over Bluetooth. Two Wi-Fi 6 antennas and one Bluetooth antenna provide stable wireless connections, while an Ethernet port is also available for wired connections.
STREAMED MUSIC HAS NEVER SOUNDED SO GOOD
To elevate your auditory experience of your digital music, the MSA5500 employs an audiophile-grade digital-to-analog converter (DAC) to convert digital signals into the analog format needed for playback. This next generation, Quad Balanced, 8-channel, 32-bit DAC features huge dynamic range and low distortion. Regardless the file format, you can expect a transcendent audio experience with pristine sound reproduction.
The MSA5500 has received Roon Ready certification from Roon Labs, making it an endpoint device for use with the Roon music player. Roon brings all your music together and adds tons of data – bios, reviews, photos, lyrics, tour dates, and cross-linked credits for performers, songwriters, producers, engineers, and composers. Roon Ready network devices have Roon streaming technology built in and are certified by Roon to provide the highest level of quality and performance in network streaming. It has also received Roon Tested certification as Roon has profiled it to ensure simple setup and effortless daily use.
ALL THE CONNECTIONS YOU NEED
In addition to all its streaming capabilities, the MSA5500 also comes 7 digital and 5 analog audio inputs to connect audio components, such as a CD player or tuner, plus a Moving Magnet phono input to connect a turntable. The digital inputs support high resolution digital audio playback; the USB input supports native playback of DSD512 and DXD up to 384kHz, while the coax and optical inputs can decode digital music up to 24-bit/192kHz.
UNRIVALED TV SOUND
The inclusion of an HDMI (ARC) input lets you connect your compatible TV so you can enjoy your favorite shows and movies with a sound quality level that TV speakers or soundbars just can't provide. Popular multi-channel audio formats from Dolby and DTS will be expertly converted to two-channel audio for proper playback. The subwoofer output allows for a powered subwoofer to be added for extra punch so you can feel every bass and low-end note.
HEAR SOUND LIKE NEVER BEFORE WITH UNCOMPROMISING MCINTOSH AMPLIFICATION
The power amplifier section of the MSA5500 proves that extraordinary sound knows no bounds. Delivering 100 Watts per channel into 8 Ohm speakers or 160 Watts per channel into 4 Ohm speakers, this amplifier ensures ample power delivery for a diverse array of speakers, such as our vintage styled ML1 Loudspeaker Mk IIXR50 Bookshelf SpeakersXR100 Floorstanding Speakers, or a variety of other speakers. Real-time power output is visualized through fast responding, dual-scale Watt meters in our trademarked McIntosh "Blue" color, affording insight into the amplifier's performance.
An arsenal of other McIntosh technologies is included that will contribute to the MSA5500's longevity and reliability:
- Power Guard that monitors the output signal for over driving and makes real time micro adjustments to the input signal to prevent harsh sounding clipping that could potentially damage your speakers
- Our fuse-less short-circuit protection circuit Sentry Monitor that disengages the output stage before current exceeds safe operating levels and then resets automatically when operating conditions return to normal
- McIntosh Monogrammed Heatsinks which are connected to advanced high current output transistors that minimize thermal equilibrium lag (or warm-up) time and help keep the MSA5500 running cool
- Home Theater PassThru that allows for seamless integration into a home theater system
- Our patented Solid Cinch speaker binding posts that easily but securely attach the speaker cables to prevent them from coming loose and possibly causing a short; the binding posts are also gold-plated to prevent corrosion and ensure a quality signal is sent over your speaker cables to your speakers
- High Drive headphone amplifier with Headphone Crossfeed Director (HXD) which can bring an added dimension to headphone listening
- Power Control to send power on/off signals to connected McIntosh components for easy system power up and shutdown
ACCOMODATES YOUR CHANGING NEEDS
As your audio needs evolve, the MSA5500 can grow with you. Someday you may move into a bigger space or add a larger set of speakers and find that you need more power. If that happens, you could bypass the internal amplifier and connect a bigger external amplifier – all while continuing to use the MSA5500's familiar streaming and preamplifier sections. You can rest assured that the MSA5500 can accommodate your changing needs and be a lifelong partner in your audio pursuits.
EMBRACE THE ICONIC MCINTOSH EXPERIENCE
Elegantly appointed with timeless McIntosh aesthetics, including blue Watt meters, a sleek black glass front panel with aluminum end caps, rotary control knobs, an illuminated logo, and impeccable build quality, the MSA5500 epitomizes audio sophistication. Contact your local dealer today to embark on your journey of audio discovery.
- To connect the MSA5500 to your wireless network via an Android device, or to enable Google Cast functionality from any type of device, you will need to use our McIntosh Cast Connect app that is available for both Android and Apple devices.
- The HDMI (ARC) input will only play audio from a compatible TV. It will not pass video to or from a TV, or play audio from any non-TV source. TV must have an HDMI (ARC) output.
The terms HDMI, HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. Dolby is a registered trademark of Dolby Laboratories. DTS is a registered trademarks of DTS, Inc. © DTS, Inc. All Rights Reserved. Google Cast is a trademark of Google LLC. Qobuz Connect is a proprietary streaming technology developed by Qobuz. All related trademarks, logos, and software are the property of Xandrie SA. Unauthorized use, reproduction, or distribution of Qobuz Connect is strictly prohibited.
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Authorized dealers for McIntosh Labs MSA5500 2-Channel Streaming Integrated Amplifier
- Absoulute Audio plus Video — in-store — Aiken, South Carolina, United States (website)
- Holt Hill — online and in-store — Andover, Massachusetts, United States (website)
- Resolution A/V — in-store — New York City, New York, United States (website)
- A Tube High Fidelity — online and in-store — Almere, Flevoland, Netherlands (website)
- Abt Electronics — online and in-store — Glenview, Illinois, United States (website)
- Acoustic Designs Inc. — in-store — Scottsdale, Arizona, United States (website)
- Advance Audio — in-store — Wichita, Kansas, United States (website)
- Ahead Stereo — in-store — Los Angeles, California, United States (website)
- Ajasom — online and in-store — Amadora, Lisboa, Portugal (website)
- Alen Audio — in-store — Extramurs, Comunidad Valenciana, Spain (website)
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