Superlux HD681 + Sonarworks Model Average Calibration

  • $3000
  • Save $3995

Sonarworks Reference 3 plug-in and Superlux HD681 headphone bundle brings you sonic accuracy never before seen at this price point. By using complex patent pending Sonarworks measurement and calibration technology allows us to correct the frequency response with +/- 4dB precision.

If you want to learn more about headphone calibration please click here.

A 21 day free trial is available here!

The bundle includes:

  • Average model calibration for all Superlux HD681 headphones: Free!
  • Superlux HD681 dynamic closed back studio headphones: $30.00 (You save $39.95 from MSRP)


  • 1 licence of Sonarworks Reference 3 AU, AAX Native, RTAS and VST plug-ins: $69.00 (plugin is needed to playback the calibration file - select if you don't have a licence yet)
  • 3 licences of Sonarworks Reference 3 AU, AAX Native, RTAS and VST plug-ins: $118.00 (select if you need to run headphone calibration on more than 1 computer)