Product Description
Open-back studio headphones with angled drivers for accurate, spacious sound and long-session comfort.
The HD 400 PRO is a pair of open-back studio headphones engineered to reveal every detail in your mix. With a wide frequency response, angled transducers, and a neutral, transparent sound signature, the HD 400 PRO delivers the clarity and spatial accuracy audio professionals rely on. Lightweight and supremely comfortable, it stays out of the way so you can stay in the zone.
Specifications
| Product Type | Open-Back Studio Reference Headphones |
| Transducer Type | Dynamic |
| Acoustic Principle | Open |
| Wearing Style | Over-Ear / Circumaural |
| Ear Pad Material | Velour |
| Frequency Response | 6 Hz – 38 kHz (-10 dB) |
| Impedance | 120 Ω |
| Maximum SPL | 110 dB (1 kHz / 1 V RMS) |
| Total Harmonic Distortion (THD) | < 0.05% (1 kHz / 90 dB SPL) |
| Connection | Wired |
| Connector | 3.5 mm Stereo Jack |
| Adapter | 6.3 mm Stereo Jack Adapter |
| Coiled Cable | 3 m |
| Straight Cable | 1.8 m |
| Weight | Approx. 240 g without cable |
| Operating Temperature | -15°C to +55°C |
| Storage Temperature | -55°C to +70°C |
| Relative Humidity | ≤90% |