Sonde OneStudio view 360
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FinishTitan
Sonde One over-ear headphones in titanium and copper floating in a white photography studio

Sound,
reimagined.

A 42 mm beryllium driver, a titanium frame and 38 hours of quiet. Tuned by ear, not by preset.

Close-up of the machined titanium hinge and copper-threaded merino ear cushion

01 / Build

Cut from metal.
Tuned by ear.

The hinge is machined from a single block of grade 5 titanium. The cushions are merino wool woven with copper thread, which is why they stay cool in July and quiet in January.

42mmBeryllium-coated dynamic driver
38hPlayback with noise cancelling on
46dBPeak adaptive noise reduction
268gTitanium, merino, nothing else

02 / Carry

In the case.

The cups fold flat and the case closes on a felt cradle cut to the millimetre. It fits a coat pocket, a desk drawer, or a bag that has seen better days.

  • AWool felt cradle, hand-fitted to the frame
  • BMagnetic cable pocket, braided USB-C and 3.5 mm
  • CWater-shy woven shell with a YKK zip
Sonde One folded inside its grey felt-lined case on an oak table by a window

03 / Numbers

Specifications

Driver
42 mm dynamic, beryllium-coated dome
Response
8 Hz to 42 kHz, +/- 2 dB from 40 Hz to 16 kHz
Impedance
32 ohm, 104 dB SPL at 1 mW
Noise control
Six-mic adaptive hybrid, three transparency levels
Battery
38 h with ANC, 60 h without, 10 min gives 5 h
Wireless
Bluetooth 5.4, LDAC and aptX Adaptive, multipoint
Wired
USB-C lossless 24 bit / 192 kHz, 3.5 mm passive
Weight
268 g, headband and cups in grade 5 titanium

04 / Reserve

Hear it first.

The first run is 1,200 pairs, numbered inside the headband. Reserve yours free and we will write when your number comes up.

$549 at release. No deposit.