Reference Studio Headphones




The AKG K612 PRO headphones are designed as reference open-back, over-ear headphones, delivering natural sound imaging tailored for professional monitoring purposes. These headphones feature advanced open-back technology that provides comfort during long working sessions and produces a full, spacious sound signature.

AKG’s patented Varimotion diaphragm technology further enhances the unique sound profile of the K612 PRO, ensuring accurate sound reproduction for critical listening tasks. Noteworthy features include a self-adjusting real leather headband, aluminum arches, and solid rivets, contributing to a lightweight design and maximum comfort fit. These features also underscore the quality that AKG has been known for among studio engineers for decades.

Here’s a breakdown of the specifications and features:

General Specifications:

  • Sensitivity: 101 dB SPL/V @ 1 kHz
  • Rated impedance: 120 Ω
  • Audio frequency bandwidth: 12 – 39500 Hz
  • Maximum input power: 200 mW
  • Cable length: 3 meters
  • Weight: 238g (8.4 oz)

Audio Interface:

  • Type: Stereo plug – 3.5mm (1/8-inch) with 6.3mm (1/4”) screw-on adapter
  • Gender: Male
  • Contacts: 3-pin
  • Interface finish: Gold


  • Fixed: Yes

Wearing Style:

  • Over-ear: Yes


  • Studio Mixing: Yes
  • Hi-Fi Listening: Yes


  • Not foldable: Yes

Cup Style:

  • Open: Yes


  • Over-ear: Yes
  • Foldable: No
  • Replaceable Earpads: Yes
  • Open: Yes

Overall, the AKG K612 PRO headphones are a reliable choice for professionals seeking accurate sound reproduction and comfortable monitoring during studio mixing and hi-fi listening sessions.