iamhear OOR video review

Youtube channel iamhear recently reviewed the Ferrum OOR. Please find the video below! 



OOR VIDEO REVIEW Michael Borzenkov took OOR for a ride. Starting with how to pronounce the name OOR. It is worth the watch. Enjoy it. Please watch the video below or click the link. – REVIEW – review OOR headphone amp reviewed OOR

Nikolia Efremov from reviewed OOR Headphone amp Click to read the review

Ferrum Audio OOR headphone amplifier with Hypsos power supply: pure soul

OOR headphone amp with Hypsos power supply: pure soul magazine Hypsos and OOR review As Stereo writes. Pure Soul! We have to say that we love the beautiful photo’s and setting. Thank you for the review and photo’s taken voor the review. “As a result, high information content … Read More

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