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OLLO Audio HPS S4R

OLLO Audio HPS S4R

  • $43900


All individually pre-calibrated headphones require Sonarworks software to run (sold separately) - detailed requirements below.

Sonarworks patent-pending measurement technology delivers a custom-made calibration profile to use with Reference 4 software. Individual calibration corrects the frequency response for headphones with ±0.9dB precision allowing for seamless monitoring from headphones to speakers and back. Learn more about individual headphone calibration here.


The product includes:
    • OLLO Audio HPS S4R
    • Custom-tailored calibration profile for your individual headphone pair

    System requirements:

    • Mac: OS X 10.12 or later
    • Win: Windows 7 or later
    • Sonarworks: Reference 4.3 or later

    If you're running Reference v4.2 or lower, please submit a support request here before buying this product!

    Legal information:


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