MM-520

Open-Back Professional Headphones

A Signature Tool for Mixing

Our most purpose-built headphone for recording and mixing just leveled up. Meet the MM-520, designed with our latest acoustic technologies for bass that digs deeper and hits tighter, and even more accurate midrange expression. Improved earpads with magnetic attachment upgrade the comfort and convenience of this reliable studio companion. Join 18-time Grammy-winning engineer Manny Marroquin and the thousands of professionals worldwide who trust our MM-Series with their mixes.  

Shipping Delay:
MM-520 ships in early August

Free 2-Day shipping to USA * plus processing time

In Stock

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MM-520 Professional Headphones from the A Series on a dark background.
An MM-520 Banner showing the headphones on black with text reading

“The MM-520 is more focused overall.
Everything translates a little easier — just more dialed in.”

Manny Marroquin
18-Time Grammy-Winning Producer/Engineer

“The MM-520 feels more focused overall. Everything translates a little easier — it just feels more dialed.”

Manny Marroquin
18-Time Grammy-Winning Producer/Engineer

Manny Marroquin on MM-520

Manny Marroquin wearing MM-520s looking at the camera

Precision You Can Count On

Built for and tested in the rigors of everyday studio life, the MM-520 is your reliable partner for everything from deep listening to recording on-the-fly. Transform your headphone listening with the accuracy of world-class monitors in a well-treated room. 

Precision You Can Count On

Built for and tested in the rigors of everyday studio life, the MM-520 is your reliable partner for everything from deep listening to recording on-the-fly. Transform your headphone listening with the accuracy of world-class monitors in a well-treated room. 

Studio-Quality Sound, Anywhere

"I need a reference I can actually trust the second I step out of Larrabee. The MM-520 is that anchor for me. It’s the truth in my bag, wherever I'm working.”

- Manny Marroquin

A man playing guitar while wearing MM-520s

Studio-Quality Sound, Anywhere

"I need a reference I can actually trust the second I step out of Larrabee. The MM-520 is that anchor for me. It’s the truth in my bag, wherever I'm working.”

- Manny Marroquin

Engineered to Outperform

MM-520's planar magnetic drivers have been refined and perfected in our Southern California workshop, integrating our patent-pending SLAM technology to provide the low-end definition and midrange precision that engineers like Manny stake their work upon.

MM-520 driver in an exploded view

Engineered to Outperform

MM-520's planar magnetic drivers have been refined and perfected in our Southern California workshop, integrating our patent-pending SLAM technology to provide the low-end definition and midrange precision that engineers like Manny stake their work upon.

Leading in Audio Innovation

To present listeners the most natural frequency response, LCD-5s uses a new driver design featuring our thinnest, most responsive materials. The nano-scale Parallel Uniforce diaphragm connects to a revised chassis structure, allowing the most precise midrange tuning possible.

Leading in Audio Innovation

To present listeners the most natural frequency response, LCD-5s uses a new driver design featuring our thinnest, most responsive materials. The nano-scale Parallel Uniforce diaphragm connects to a revised chassis structure, allowing the most precise midrange tuning possible.

Expand Your Audio Horizons

Explore and create with newfound levels of depth and subtlety when you put on MM-520. Work with the confidence that your choices will always translate well. 

Expand Your Audio Horizons

Explore and create with newfound levels of depth and subtlety when you put on MM-520. Work with the confidence that your choices will always translate well. 

Comfort and Convenience

Enjoy luxurious comfort for marathon mix sessions from MM-520's upgraded memory foam earpads. Magnetic attachment makes maintenance and cleaning easy as a snap.

Comfort and Convenience

Enjoy luxurious comfort for marathon mix sessions from MM-520's upgraded memory foam earpads. Magnetic attachment makes maintenance and cleaning easy as a snap.

Artist1

-Bernie & Dale Becker
Latin Grammy Winning Mastering Engineers

Artist 2

-Bernie & Dale Becker
Latin Grammy Winning Mastering Engineers

Package Includes

MM-520 Headphone

2.5m (8.2ft) headphone cable

3.5mm to 6.3mm adaptor

Standard Travel Case

MM-Series Soft Carry Bag

Package Includes

MM-520 Headphone

2.5m (8.2ft) headphone cable

3.5mm to 6.3mm adaptor

Standard Travel Case

MM-Series Soft Carry Bag

 

Specifications

Style

Over-ear (circumaural), open-back

Transducer type

Planar Magnetic

Magnetic structure

Fluxor™ magnet array

Phase management

Fazor™

Acoustic management

SLAM™

Magnet type

Neodymium N50

Diaphragm type

Ultra-Thin Uniforce™

Transducer size

90 mm

Maximum SPL

>130dB

Frequency response

5Hz - 50kHz

Impedance

THD

18 ohms

<0.1% @ 100dB SPL, 1 kHz

Sensitivity

102dB/1mW (@Drum Reference Point)

Minimum power requirement

>100mW

Maximum power handling

5W RMS

Weight

555g

Shipping Weight

6 lbs.

Package dimensions

16 L x 14 H x 8 W in.

Package Includes

MM-520 Headphone
2.5m (8.2ft) headphone cable
3.5mm to 6.3mm adaptor
Standard Travel Case
MM-Series Soft Carry Bag

Specifications

Style

Over-ear (circumaural), open-back

Transducer type

Planar Magnetic

Magnetic structure

Fluxor™ magnet array

Phase management

Fazor™

Acoustic management

SLAM™

Magnet type

Neodymium N50

Diaphragm type

Ultra-Thin Uniforce™

Transducer size

90 mm

Maximum SPL

>130dB

Frequency response

5Hz - 50kHz

Impedance

THD

18 ohms

<0.1% @ 100dB SPL

Sensitivity

102dB/1mW (@Drum Reference Point)

Minimum power requirement

>100mW

Maximum power handling

5W RMS

Weight

555g

Shipping Weight

6 lbs.

Package dimensions

16 L x 14 H x 8 W in.

A closeup photo of the MM-520 Headband
A closeup photo of the MM-520 Grille
A closeup photo of the MM-520 Earpad
A closeup photo of the MM-520 Headband

Frequency Response

The Frequency Response graph for MM-520

Overall rating: 5.0 / 5 from 5 reviews.

AI Generated Review Summary

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Review highlights

Reviews

Unbelievable

"The definition and depth that you’re able to experience in the MM-520 is, in a word, UNBELIEVABLE! Whether checking mixes or starting them away from the studio, the MM-520’s make you super confident to be able to push the what is required, over the line…. I own the LCD-X’s but these blow them away for accuracy in my opinion. Well done Audeze and Manny. Straight up ridiculous! 5 Stars all day long."

Kelvin S. (5/5)

Essential Production Tool

"I’d always just used low to middle of the road industry standard headphones for tracking or maybe listening for small technical problems in a mix. When tracking I’d make an eq or compression move and it would sound drastically different on my monitors. The mm-520’s allow me to make critical decisions whenever they’re being used. Their exceptionally accurate frequency response allows me to utilize them for heavy mission critical mixing duties and reveals dull or uninspired mixes immediately. I baby them but I’m not afraid to break them. They’re hefty but I don’t mind wearing them for a whole session. For those worried about bleed from the open backs, if you’re not blasting them, it’s really pretty negligible. I wouldn’t use them to track vocals but use them often to produce vocals in the same room without any problems. For those who are on the go with mobile recording and mixing these will eliminate guess work and save you precious time. Great life/process-changing product."

Devin (5/5)

The Audeze Model I've Been Waiting For

"I've been following the Audeze brand for over a decade. I was tempted by the LCD-X/LCD-XC, but they were not exactly what I was looking for regarding fit and tonality. The LCD-MX4 was definitely closer, but a little more than I wanted to spend. The MM-500 looked very interesting, but I didn't act on it. Glad because I think the SLAM technology in the MM-520 made it worth the wait. The weight and fit are perfect for my head. There's enough space in the ear cups that I can slide them slightly forward, which seems to open up the soundstage a bit. I feel like I have super hearing when I'm listening to these things. They deliver detail in a completely non-fatiguing way. I find myself constantly getting to the end of an album and not knowing where the time went because listening is so effortless. They are, perhaps, not the last word in air or sparkle and can sound a little rolled-off compared to other headphones in my collection (Sennheiser HD600/650, Grado RS2e, E-MU Teak, Focal Radiance), but the mids are glorious, and the bass is deep, articulate, and perfectly integrated. Folks talk about adding a low shelf, but I've not found a need for my listening. Highs are present and detailed while never being glaring or sibilant, even in brighter-sounding recordings. On the high-frequency reproduction, I'm not completely sure the presentation is honest. I am not an audio engineer, but if I were mastering with these as the reference, I might tend to create recordings that translate as brighter than they should. This kind of decision-making probably comes down to experience more than gear, though, so I'll leave it to the pros. For me, these are, by far, the best-sounding headphones I've owned and ones that I return to daily. I'm using them with balanced cables from Hart Audio since these are a more appropriate length for my desktop setup and are very comfortable."

DAVID S. (5/5)

Perfection Perfected

"I'm a long-time Audeze user and have had many models over the years, and there were times when I couldn't decide if I like the LCD-5s or the MM-500 more. Now with the MM-520 that decision is even tougher. I didn't really think there was room to improve on the MM-500 but they found a way to do it. These sound incredible, and feel really incredible to wear as well. Best in class."

Justin P. (5/5)

Foto

"Perfekt"

Oleh (5/5)

Q&A