Grell Audio
HiFi Editorial
Final True Diamond Diaphragm Headphones DX10000 CL & Astell&Kern Flagship DAC/Amp HC5 Unveiled at Winter Headphone Festival 2026 Mini
Final's flagship closed headphone "DX10000 CL" features a True Diamond diaphragm and is priced over 1 million yen.
Astell&Kern introduces "A&ultima SP4000 Copper," a high-end portable DAC/amp "AK HC5," and limited "STELLA" earphones.
qdc celebrates its 10th anniversary with "4Pro" IEM featuring 4BA drivers and "CRAVE" with a tri-brid 15-driver design.
HiFi Editorial
Grell OAE2 - German-engineered open-back headphones
The Grell Audio OAE2 headphones feature an open-back design and advanced FSFM technology, offering a natural and immersive sound experience.
Enhancements from the OAE1 model include improved fit, redesigned headband, and updated velour ear cushions for extended listening comfort.
The frequency response has been refined to deliver balanced tonal characteristics with clear mids, smooth highs, and tactile bass.
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