Headphone EQ

Sennheiser HD 6XX EQ settings for Mac

Last updated: October 2, 2026

Sennheiser HD 6XX has 6 published AutoEQ corrections, from 6 measurement rigs, and this page carries every one of them. macOS has no system-wide equalizer of its own, so applying a correction to everything your Mac plays, rather than inside a single player, needs an app that sits on the system audio path.

• Who it is for: anyone listening to the Sennheiser HD 6XX on a Mac who wants its measured tonal balance pulled toward a neutral target.
• What a correction is: a set of equalizer filters that the open-source AutoEQ project computes by comparing a published measurement of the headphone with a target curve.
• What this page holds: for every measurement, the curve, its parametric filters, the same filters as copy-paste text, a ten-band version and a one-click EQBase preset.
• What it cannot do: it changes frequency response only. It will not make up for worn pads or for distortion, and it was measured on someone else's pair, not yours.
• What you need: any parametric equalizer takes the filters, on any platform. The preset needs EQBase, free on macOS 14.4 or later.

Worth knowing: The HD 6XX is Drop's version of the HD 650: the same driver and the same acoustic design, sold with a different cable, a different finish and a lower nominal impedance. The measurements below are of actual HD 6XX units, not borrowed from the HD 650, and the two sit on separate pages for that reason. If you own the 650 instead, use its own page, which also carries earpad and revision variants this one does not.

What the Sennheiser HD 6XX correction changes

These figures come from the measurement by oratory1990, the one the picker below opens with. The largest boost is +5.4 dB at sub-bass (31 Hz), and the largest cut is −1.5 dB at lower midrange (250 Hz). Total swing across the ten bands is 6.8 dB. Averaged over its bands the bass is lifted by 2.3 dB, more than the other two, which is where most of the audible change lands.

The 6 published measurements on this page, from 6 rigs, do not agree with each other, and the size of the disagreement is worth knowing before picking one. They differ most at top octave (16 kHz), where the ten-band figures span 6.0 dB, and least at sub-bass (31 Hz), where they span 0.4 dB. A spread that wide usually means the rigs disagree about the seal or the coupler rather than about the headphone, so prefer the measurement whose conditions match how you actually wear them.

The Sennheiser HD 6XX corrections, measurement by measurement

Pick a measurement to see its correction curve, its parametric filters, the same filters as copy-paste text in AutoEQ's format (which Equalizer APO and Peace, REW and most desktop parametric equalizers import, and which EQBase's own Expert EQ reads and writes), and EQBase's ten-band version, which is what the downloadable preset applies.

Preamp: -6.1 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.4 dB Q 0.70
Filter 2: ON PK Fc 8800 Hz Gain 5.1 dB Q 1.42
Filter 3: ON PK Fc 118 Hz Gain -3.1 dB Q 0.50
Filter 4: ON PK Fc 37 Hz Gain 0.7 dB Q 3.96
Filter 5: ON PK Fc 3169 Hz Gain -1.7 dB Q 3.89
Filter 6: ON HSC Fc 10000 Hz Gain -2.1 dB Q 0.70
Filter 7: ON PK Fc 1227 Hz Gain -1.2 dB Q 2.53
Filter 8: ON PK Fc 2055 Hz Gain 1.2 dB Q 3.23
Filter 9: ON PK Fc 587 Hz Gain 0.4 dB Q 1.19
Filter 10: ON PK Fc 5332 Hz Gain -1.1 dB Q 5.75

Preamp: -6.4 dB
Filter 1: ON LSC Fc 105 Hz Gain 7.1 dB Q 0.70
Filter 2: ON PK Fc 92 Hz Gain -3.3 dB Q 0.48
Filter 3: ON PK Fc 486 Hz Gain 1.9 dB Q 0.81
Filter 4: ON PK Fc 3122 Hz Gain -3.8 dB Q 2.55
Filter 5: ON PK Fc 5173 Hz Gain 3.1 dB Q 2.42
Filter 6: ON HSC Fc 10000 Hz Gain -1.1 dB Q 0.70
Filter 7: ON PK Fc 36 Hz Gain 0.6 dB Q 4.22
Filter 8: ON PK Fc 58 Hz Gain -0.4 dB Q 2.04
Filter 9: ON PK Fc 1382 Hz Gain -0.4 dB Q 3.47
Filter 10: ON PK Fc 105 Hz Gain 0.2 dB Q 1.81

Preamp: -6.4 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.8 dB Q 0.70
Filter 2: ON PK Fc 9819 Hz Gain 5.7 dB Q 1.15
Filter 3: ON PK Fc 115 Hz Gain -3.4 dB Q 0.48
Filter 4: ON PK Fc 4265 Hz Gain 3.4 dB Q 4.08
Filter 5: ON PK Fc 3056 Hz Gain -2.5 dB Q 3.61
Filter 6: ON HSC Fc 10000 Hz Gain -3.3 dB Q 0.70
Filter 7: ON PK Fc 1300 Hz Gain -1.3 dB Q 2.72
Filter 8: ON PK Fc 1999 Hz Gain 1.1 dB Q 2.98
Filter 9: ON PK Fc 422 Hz Gain 0.5 dB Q 1.30
Filter 10: ON PK Fc 237 Hz Gain -0.5 dB Q 2.01

Preamp: -6.1 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.1 dB Q 0.70
Filter 2: ON PK Fc 7281 Hz Gain 4.6 dB Q 0.89
Filter 3: ON PK Fc 163 Hz Gain -3.1 dB Q 0.59
Filter 4: ON PK Fc 3516 Hz Gain -4.3 dB Q 3.75
Filter 5: ON PK Fc 54 Hz Gain 1.2 dB Q 1.88
Filter 6: ON HSC Fc 10000 Hz Gain -0.8 dB Q 0.70
Filter 7: ON PK Fc 2121 Hz Gain 1.6 dB Q 3.32
Filter 8: ON PK Fc 1277 Hz Gain -0.9 dB Q 3.34
Filter 9: ON PK Fc 6601 Hz Gain 1.7 dB Q 6.00
Filter 10: ON PK Fc 5561 Hz Gain -1.0 dB Q 3.64

Preamp: -6.3 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.6 dB Q 0.70
Filter 2: ON PK Fc 149 Hz Gain -2.9 dB Q 0.45
Filter 3: ON PK Fc 460 Hz Gain 1.4 dB Q 1.01
Filter 4: ON PK Fc 3162 Hz Gain -3.4 dB Q 3.44
Filter 5: ON PK Fc 4476 Hz Gain 4.4 dB Q 4.17
Filter 6: ON HSC Fc 10000 Hz Gain 0.6 dB Q 0.70
Filter 7: ON PK Fc 9618 Hz Gain 5.1 dB Q 3.05
Filter 8: ON PK Fc 7899 Hz Gain 1.3 dB Q 3.49
Filter 9: ON PK Fc 1389 Hz Gain -0.8 dB Q 2.51
Filter 10: ON PK Fc 1954 Hz Gain 0.7 dB Q 3.71

Preamp: -6.3 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.5 dB Q 0.70
Filter 2: ON PK Fc 147 Hz Gain -3.3 dB Q 0.62
Filter 3: ON PK Fc 7851 Hz Gain 5.1 dB Q 1.77
Filter 4: ON PK Fc 2010 Hz Gain 1.9 dB Q 4.49
Filter 5: ON PK Fc 5645 Hz Gain -3.3 dB Q 4.40
Filter 6: ON HSC Fc 10000 Hz Gain -6.4 dB Q 0.70
Filter 7: ON PK Fc 3152 Hz Gain -2.1 dB Q 3.59
Filter 8: ON PK Fc 4367 Hz Gain 1.5 dB Q 5.99
Filter 9: ON PK Fc 1167 Hz Gain -0.5 dB Q 3.14
Filter 10: ON PK Fc 2356 Hz Gain 1.0 dB Q 5.56

Ten-band or parametric EQ for the Sennheiser HD 6XX?

A parametric equalizer lets every filter take any frequency, gain and width, where width is written as Q and a higher Q means a narrower filter, so it can reproduce AutoEQ's filters exactly. A ten-band graphic equalizer has ten fixed bands an octave apart, from 31 Hz to 16 kHz, all the same width, so it can only approximate them. EQBase's ten-band version sets those ten gains to match the parametric curve at the band centers, allowing for how the bands overlap, rather than reading the curve off at each center.

On oratory1990's measurement, the ten-band version stays within 1.5 dB of the parametric curve between 40 Hz and 10 kHz. Across all 8,666 corrections in EQBase's catalog the median for that range is 3.3 dB, which makes the Sennheiser HD 6XX an easier fit for ten bands than most. Outside that range the gap reaches 3.9 dB around 20 Hz, below the lowest band at 31 Hz, where the parametric low shelf at 105 Hz keeps lifting by 6.4 dB all the way down and the 31 Hz band rolls off beneath its center.

Use the parametric filters if your equalizer accepts them: they are the correction exactly as published. The ten-band version is for equalizers with fixed sliders, EQBase's free tier among them, and it is what the downloadable preset applies. On EQBase Pro, applying the Sennheiser HD 6XX from the Headphones pane uses the parametric filters directly, and the preset carries them as well, one switch to Expert EQ away. AutoEQ publishes its own ten-band file on the same grid, fitted to the raw measurement rather than to these filters, so the two agree closely through the midrange and can differ at the extremes.

How to use the Sennheiser HD 6XX correction on a Mac

To use the Sennheiser HD 6XX correction on a Mac, apply it with an equalizer that runs on system audio, so it reaches every app at once. In EQBase the fastest route skips this page: open the Headphones pane, search for the Sennheiser HD 6XX, which is in the built-in catalog of 6,033 models, and click the measurement you want. The preset above does the same from a file, for anyone who wants to see the numbers first or a specific measurement rather than the default one.

Either way the free tier carries it with no time limit. The Sennheiser HD 6XX preset above sets the ten-band curve, which is what the free tier applies, so nothing on this page is behind a purchase.

The Sennheiser HD 6XX is worn around the ear, where the pads decide a good deal of what the measurement rig saw. Worn or replaced pads move the response, which is why several models here carry separate curves for exactly that. If yours are old, expect the correction to be a near miss rather than an exact one.

A correction also assumes the headphone is being driven properly. A high-impedance pair running straight out of a Mac at high volume can lose grip in the low end for reasons no equalizer fixes, so if the bass still sounds soft after applying this, the amplifier is the thing to change, not the curve.

Common questions about Sennheiser HD 6XX EQ

Do these EQ settings work on any Mac app?

Yes, if the equalizer runs on system audio rather than inside one player. EQBase processes everything the Mac plays, so the same correction applies to Spotify, Safari, YouTube, games and calls. The Music app's own equalizer only affects Music.

Where do the Sennheiser HD 6XX numbers come from?

From 6 published AutoEQ measurements of the Sennheiser HD 6XX, made by oratory1990, Rtings, Super Review, Innerfidelity, Kuulokenurkka and Auriculares Argentina. Each one is a real frequency-response measurement compared against a target curve, and each produces its own set of filters. They are all on this page rather than averaged together, because a measurement belongs to the person who made it.

Why is the Sennheiser HD 6XX preamp negative?

The Sennheiser HD 6XX correction needs −6.1 dB of headroom on its default measurement, so the preset pulls the signal down by that much before the boosts are applied. Boosting a signal that is already near full scale would clip it, and the negative preamp is what buys the room. Skip it and loud passages distort. That is a large figure by the standards of this catalog, which is normal for a model whose correction lifts the bass a long way.

Can I use these filters in a different equalizer?

Yes. The filter table is a standard parametric list: type, frequency, gain and Q. Any parametric equalizer that accepts those four values per band will take them, on any platform. The one-click preset is only a shortcut for EQBase users.

Other headphones with published corrections

• Sennheiser HD 600 EQ settings for Mac, 13 published measurements
• Sennheiser HD 650 EQ settings for Mac, 11 published measurements
• Sennheiser HD 560S EQ settings for Mac, 8 published measurements
• Beyerdynamic DT 770 Pro EQ settings for Mac, 11 published measurements
• HIFIMAN Sundara EQ settings for Mac, 11 published measurements

Credits

Correction data from the AutoEQ project by Jaakko Pasanen, used under the MIT licence. The measurements themselves are the work of the people credited on each curve above. EQBase ships the same catalog in the app, with the same attribution.

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