headphones › open-back headphone
HiFiMan HiFiMan HE400se
Specifications
- driver type
- planar
- impedance ohm
- 25
- sensitivity db mw
- 91
- frequency response hz
- 20-20000
- weight g
- 390
- connector
- 3.5mm
- removable cable
- yes
Sources
- Manufacturer product pages and spec sheets (Sennheiser, Beyerdynamic, AKG, Focal, Audeze, HiFiMan, Audio-Technica, Sony, Shure) · ingest 2026-05-06
- Crinacle IEM and headphone measurement database · ingest 2026-05-06
- Audio Science Review (ASR) public measurements · ingest 2026-05-06