review of OOR by Haute-Fidélité Magazine

Oor reviewed by

✅📰 Another review of OOR emerged in the last issue of the French hifi magazine Haute-Fidélité Magazine. It seems the French like our headphone amplifier very much.
✅💬 “OOR shows an achieved design, carefully engineered and technically advanced despite a very compact size – which is quite impressive […] Experience behind the young brand Ferrum Audio is tremendous to achieve such a great performance”.
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