AKG K701 headphones with Burson Playmate

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Took a while to arrive, but sounds great!

The System

Listening with

AKG K701 · Headphones: open-back, dynamic, circumaural · discontinued
  • Impedance: 62 Ω
  • Sensitivity: 105 dB SPL/V ≈ 92.9 dB/mW (calc.)
  • Frequency response: 10 Hz – 39.8 kHz
  • Plugs / cables supplied: fixed 3 m cable; 3.5 mm plug + 6.3 mm adapter
  • Other: max input power 200 mW; 235 g

[1]

AKG K550 · Headphones: closed-back, dynamic (50 mm), circumaural · discontinued
  • Impedance: 32 Ω
  • Sensitivity: 114 dB SPL/V ≈ 99.1 dB/mW (calc.)
  • Frequency response: 12 Hz – 28 kHz
  • Plugs / cables supplied: fixed 3 m OFC cable, 3.5 mm plug + 6.3 mm adapter
  • Other: max input 200 mW; 305 g

[2] [3]

Sennheiser HD 25-II
Fostex T50RP
Sony XBA-3
Shure SE215
Audioengine A2

Burson

Burson Playmate

Specs from manufacturer data unless a source below says otherwise. “calc.” values are worked out from those figures (V = √(P × R); 110 dB SPL used as a loud reference level). Gear listed without specs is not in our spec library yet.

  1. AKG K701: archived page (web.archive.org)
  2. AKG K550: PDF (literature.puertoricosupplier.com)
  3. AKG K550: PDF (akg.com)