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Billet yokes
Each yoke starts as a 280 g block of aluminium. Four hours on a five-axis mill leaves 14 g.
OndineOne
Machined from a single billet. Tuned by ear.
$449 incl. VAT · ships in 2–4 days
A closed-back over-ear with yokes milled from aerospace-grade 6063 aluminium and 40 mm beryllium-coated drivers. Every pair is tuned against a reference room in Nørrebro before it ships from Red Hook.
Finish — Graphite Hard-anodized, bead-blasted
- 30-night home trial
- Free shipping over $250
- 10-year spare parts
- Driver
- 40 mm beryllium-coated dynamic
- Frequency response
- 6 Hz – 40 kHz
- Noise cancelling
- Adaptive hybrid, 8 microphones
- Battery
- 42 h ANC on / 60 h off
- Weight
- 312 g
- Codecs
- LDAC, aptX Adaptive, AAC, LC3
- Materials
- 6063 aluminium, protein leather, lambskin
- Charging
- USB-C, 10 min = 6 h
Ondine One, braided USB-C cable, wool-felt pouch, a printed tuning certificate signed in Copenhagen.
Wipe aluminium with a dry cloth. Cushions, tips and grilles are user-replaceable. We stock every part for ten years and repair anything we make.
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Beryllium coating
A 0.4 µm layer stiffens the diaphragm so cymbals decay the way they do in the room.
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Magnetic cushions
Swap them in two seconds. Every part is replaceable, and we keep spares for ten years.
The specsheet.
- Driver
- 40 mm beryllium-coated dynamic
- Frequency response
- 6 Hz – 40 kHz
- Noise cancelling
- Adaptive hybrid, 8 microphones
- Battery
- 42 h ANC on / 60 h off
- Weight
- 312 g
- Codecs
- LDAC, aptX Adaptive, AAC, LC3
- Materials
- 6063 aluminium, protein leather, lambskin
- Charging
- USB-C, 10 min = 6 h
