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Compare 3 products

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AKG K52 Headphones
AKG K52
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Superlux HD668B Headphones
Superlux HD668B
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Superlux HD681 Headphones
Superlux HD681
Available colors
Editiorial reviews
7
4.2 out of 5
5 user ratings
5 stars
60 %
4 stars
20 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
3
3 editorial reviews
The Superlux HD668B is an incredible performer for those who put resolution and clarity above all else.Read more
Superlux HD 668B: Review by Headfonia - The Headphone Enthusiast's WebsiteRead more
The Superlux HD 668B are great-sounding and affordable critical listening headphones. They let in a lot of ambient noise and leak enough to be distracting to tho...Read more
Read editorial reviews
7
3.9 out of 5
3 user ratings
5 stars
0 %
4 stars
100 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
164
3.4 out of 5
164 user ratings
5 stars
25 %
4 stars
19 %
3 stars
32 %
2 stars
17 %
1 stars
5 %
61
3.8 out of 5
61 user ratings
5 stars
29 %
4 stars
34 %
3 stars
27 %
2 stars
6 %
1 stars
1 %
111
3.7 out of 5
111 user ratings
5 stars
33 %
4 stars
23 %
3 stars
27 %
2 stars
14 %
1 stars
1 %

Technical details

Sound outputStereoStereoStereo
StyleOver-EarOver-EarOver-Ear
Connectivity technologyWired
N/A
Wired
Headset (integrated/enclosed microphone)no
N/A
no
Magnet material
N/A
NeodymiumNeodymium

Design

Colour of productBlackBlack
  • Black
  • Black,Red
  • Grey
Acoustic designClosedHalf openedHalf opened
Attachment typeHeadband
N/A
Headband
Body materialLeatherette
N/A
Leather
CategoryStudioStudioAudiophile
Foldableno
N/A
N/A
Noise isolatingyes
N/A
N/A
Connector contacts plating
N/A
N/A
Gold

Dimensions

Weight7.05 oz7.83 oz9.74 oz
Width
N/A
N/A
7.36 in
Depth
N/A
N/A
4.21 in
Height
N/A
N/A
7.87 in

Sound

Impedance32.0 Ω56.0 Ω32.0 Ω
Frequency range18 - 2000010 - 3000010 - 30000
Diaphragm diameter1.57 in
N/A
2.0 in
Driver technologyDynamic
N/A
Dynamic
Driver size1.57 in
N/A
1.97 in
Maximum input power200.0 mW
N/A
N/A
Sensitivity
N/A
98.0 dB
N/A
Total harmonic distortion (THD)
N/A
0.3 %0.25 %

Connectivity

Inputs supported
  • 3.5mm
  • 6.35mm
3.5mm
  • 3.5mm
  • 6.35mm
Cable length2.532.5
3.5 mm/6.3 mm adapter includedyes
N/A
yes
Type of connector3.5mm
N/A
3.5mm
USBno
N/A
no
Detachable cablenoyesno

Often compared with AKG K52

Often compared with Superlux HD668B

Often compared with Superlux HD681