The online magazine Hifi.nl has now made a review on our over ear headphones NiTRO-X, the model seems to be appreciated and gets a rating of 4.5/5. Feel free to read their entire review, where they praise the comfort, the noise reduction and the sound quality, among other things.
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Awards
Testsegrare i Der grosse Kopfhöhrer test 2025 - SUPRA NiTRO-X2
"NiTRO-X2 är vår klara testvinnare bland hörlurar. Den kombinerar suverän komfort med verkligt utmärkt ljud och smarta funktioner. Vi testade många bra modeller i vårt test, men SUPRA NiTRO-X2 sti...
Sound by Sweden || Powered by SUPRA – affordable premium headphones
In short, I'm very impressed – and I think the price is absolutely unbeatable for what you get. Honestly, I would have guessed that headphones of this caliber would cost twice as much. You get outs...
Sound by Sweden – Headphones of the Highest Quality
"We love the headphones from Sound by Sweden.Here, premium materials meet innovative technology, and the result is something you can hear! Sound by Sweden has many years of experience in developing...
Testproffs gives Sound by Sweden a rating of 9.5/10!
Testproffs tested our NiTRO-X and NERO-TX PRO, describing them as their new favorite earbuds and giving them a rating of 9.5/10! "Sound by Sweden has long experience in developing premium products ...