Studio & Professional Headphones
Sony MDR7506
7.7SoundGuys scoreRead our review ›
$113at Amazon
Buy on AmazonAll products featured are independently chosen by us. However, SoundGuys may receive a commission on orders placed through its retail links. See our ethics statement.
1 / 7beyerdynamic
beyerdynamic DT 1770 PRO MKII
Sound
3.8/ 5
SoundMDAQS OverallMDAQS Overall — measured in the SoundGuys lab.
Key specs
Acoustic Design
Closed-backMost commonClosed-back57%Open-back35%Semi-open8%
Closed-back is the most common — on 57% of the 65 studio & professional headphones we've cataloged (of 68).
Impedance
30 ΩBelow average30 Ω
18 Ω120 Ω
below average for studio & professional headphones — based on 51 of 68 we've cataloged.
Frequency Response
5-40000 HzConnection Type
Wired-3.5mmMost commonWired-3.5mm91%Wired-6.35mm9%
Wired-3.5mm is the most common — on 91% of the 66 studio & professional headphones we've cataloged (of 68).
Sound
- Acoustic Design
- Closed-back
- Impedance
- 30 Ω
- Frequency Response
- 5-40000 Hz
- Driver Count
- 1
- Driver Size
- 45 mm
- Driver Type
- Dynamic driver
- Frequency Response High Hz
- 40000 Hz
- Frequency Response Low Hz
- 5 Hz
- Max Spl
- 95 dB SPL
Connectivity
- Connection Type
- Wired-3.5mm
- Cable Type
- 3m straight cable, 5m coiled cable
Design
- Weight
- 377 g
- Ear Pad Type
- Velour, leather-like
- Detachable Cable
- Yes
- Foldable
- No
Build
- Material Chassis Primary
- Steel
- Material Ear Cups
- Velour, leather
Identity
- Model Number
- DT1770PROMKII
Microphone
- Microphone
- No
Release
- Msrp Usd
- 599.99 USD
- Year
- 2025
SoundGuys review
Read the full review ›Isolation6.9
Comfort & fit9.0
Connectivity6.5
Design9.0
Portability3.0
Features7.0
The verdict
The Beyerdynamic DT 1770 PRO MKII is quite expensive and has a unique sound, but some may find this an interesting option. Still, $600 is a lot to spend on closed headphones that sound like this for most purposes.
✓What we like
✓Comfort
✓Isolation
✓Removable cables
✓Durability
✕What could be better
✕Frequency response
✕Price
Lab data
How we test ›Objective measurements from the SoundGuys test lab — overlay other models to see how this one compares.
beyerdynamic DT 1770 PRO MKIISoundGuys Headphone Preference Curve
Measured frequency response (dB) against the SoundGuys house target — the dashed curve. The closer the measured line tracks the target, the more neutral the tuning; peaks ride above the target, dips fall below it.
Frequency response — measurement data
| Frequency (Hz) | Response (dB) |
|---|---|
| 20 | 8.5 |
| 25 | 9.1 |
| 32 | 9.3 |
| 40 | 8.7 |
| 50 | 7.2 |
| 63 | 2.8 |
| 80 | 6.8 |
| 100 | 8.8 |
| 125 | 7.8 |
| 160 | 1.8 |
| 200 | -6.3 |
| 250 | -7.0 |
| 315 | -3.2 |
| 400 | -0.7 |
| 500 | 0.7 |
| 630 | 0.9 |
| 800 | 0.3 |
| 1000 | 0.1 |
| 1250 | 1.2 |
| 1600 | 3.5 |
| 2000 | 5.2 |
| 2500 | 1.8 |
| 3150 | 5.0 |
| 4000 | 4.3 |
| 5000 | 8.9 |
| 6300 | 7.6 |
| 8000 | 13.8 |
| 10000 | 3.6 |
| 12500 | -3.9 |
| 16000 | -9.1 |
| 20000 | -13.9 |
beyerdynamic DT 1770 PRO MKII
Passive isolation (dB) with ANC off — how much ambient noise the fit blocks on its own. Higher on the chart means more attenuation.
Passive isolation — measurement data
| Frequency (Hz) | Attenuation (dB) |
|---|---|
| 21 | 2.9 |
| 26 | -0.2 |
| 33 | -0.6 |
| 41 | -0.6 |
| 52 | -0.4 |
| 65 | 0.5 |
| 82 | -2.8 |
| 103 | -3.3 |
| 130 | -1.8 |
| 163 | -0.3 |
| 205 | 4.7 |
| 259 | 8.2 |
| 325 | 10.2 |
| 410 | 7.4 |
| 516 | 9.2 |
| 613 | 11.1 |
| 772 | 15.5 |
| 972 | 17.3 |
| 1220 | 19.9 |
| 1540 | 20.9 |
| 1940 | 24.0 |
| 2440 | 30.0 |
| 3070 | 24.8 |
| 3870 | 31.3 |
| 4870 | 37.6 |
| 6130 | 46.1 |
| 7720 | 38.5 |
| 9720 | 42.5 |
| 12200 | 35.4 |
| 15400 | 36.6 |
| 19400 | 31.3 |
beyerdynamic DT 1770 PRO MKII
3.7
3.5
4.5
3.8
Multi-Dimensional Audio Quality Scores (1–5), modeled from the measured response. Higher is better across timbre, distortion, and immersiveness — add other models to see where this one lands.
Features & Opinions
More from the team ›Commentary and deep dives from the SoundGuys editorial team.
I've reviewed headphones for over a decade: Here are 5 things I wish they did differentlyHeadphone companies: help me help you
Christian ThomasEditor-at-large5 ways headphones are going to change in 2027Here's where things are headed.Christian ThomasEditor-at-largeWired vs wireless headphones: Which should you buy?Wired headphones do not automatically sound better.
Tom TriggsContributor
Christian ThomasEditor-at-large5 ways headphones are going to change in 2027Here's where things are headed.Christian ThomasEditor-at-largeWired vs wireless headphones: Which should you buy?Wired headphones do not automatically sound better.Tom TriggsContributorMore Studio & Professional Headphones
See our top picks ›
Studio & Professional Headphones
Sennheiser HD 480 PRO Plus
7.7SoundGuys scoreRead our review ›
$439at Amazon
Buy on Amazon
Studio & Professional Headphones
beyerdynamic DT 900 PRO X
7.5SoundGuys scoreRead our review ›
$319.99at Amazon
Buy on Amazon
Studio & Professional Headphones
beyerdynamic DT 1990 Pro
7.3SoundGuys scoreRead our review ›
$399.99at Amazon
Buy on Amazon
Studio & Professional Headphones
AKG K371
7.3SoundGuys scoreRead our review ›
$139.80at Amazon
Buy on Amazon
Studio & Professional Headphones
beyerdynamic DT 700 PRO X
7.2SoundGuys scoreRead our review ›
$319.99at Amazon
Buy on Amazon
Studio & Professional Headphones
Sony MDR-M1
7.1SoundGuys scoreRead our review ›
$227.95at Amazon
Buy on Amazon
Studio & Professional Headphones
thinksound OV21
6.9SoundGuys scoreRead our review ›
$97at Amazon
Buy on Amazon