Superlux HD665
![]() | Outdated Product Design: overhead, closed; full size Over-Ear; Connection type: wired; mini-Jack (3.5 mm); Jack (6.35 mm); Cable supply: single-sided; Cable length (m): 3; Impedance (Ohm): 68; Frequency range (Hz): 10 – 20000; Sensitivity (dB): 102; Speaker size (mm): 40; |
Superlux HD665
Type:full size (over-ear)
Connection:3.5 mm, 6.35 mm
Frequencies:10 – 20000 Hz
Sensitivity:102 dB
All specifications
Specifications HD665
| |||||||||||||||||||||||||||||
E-Catalog UK editor, Headphones
Olexandr Cherkashche…, edited 08.04.2026
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Superlux 2026 - new arrivals, bestsellers, and the most relevant models Superlux.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Superlux 2026 - new arrivals, bestsellers, and the most relevant models Superlux.

Everything You Need to Know About Headphones: A Complete Technical GuideThe choice begins with understanding the design and features.

What characteristics should good headphones have?Guide to key features of headphones
A year after the purchase, one ear (the right one without a wire) stopped working, to see the beginning of the wire moved away or tore (although I didn’t pull it) and now how to disassemble them to do what it broke off without a clue where it snaps or twists Sound and isolation from external noise Weak jack use Superlux HD665 more than year |
Add Review















