Rendered live · no photography loaded
In-ear
HALDEN AIR
The reference, folded down to four grams.
A two-way in-ear that holds the ONE's tonal balance in a shell small enough to forget. Built for monitoring on the move, not for commuting playlists.
- Response
- 10Hz–40kHz
- Runtime
- 9h
- Per side
- 4g
Finish
Graphite
Anodised aluminium
£249
Concept build — adding to cart is a demonstration. No order can be placed.
Specification
- Driver
9 mm dynamic + balanced armature
- Frequency response
10 Hz – 40 kHz
- Impedance
18 Ω
- Codec
aptX Lossless / LDAC / AAC
“If it does not sit inside the window, it does not ship.”
Measurement policy · 2025