Product Description
High-resolution closed-back headphones for detailed monitoring in studio, stage, or broadcast environments.
Accuracy meets endurance. Designed for demanding environments, the Sennheiser HD 300 PRO offers highly detailed sound, exceptional passive noise attenuation, all-day comfort, reliable audio clarity and rugged build quality.
Specifications
| Product Type | Professional Monitoring Headphones |
| Transducer Type | Dynamic |
| Acoustic Principle | Closed |
| Wearing Style | Over-Ear / Circumaural |
| Frequency Response | 6 Hz – 25 kHz |
| Impedance | 64 Ω |
| Power Rating | 500 mW |
| Sensitivity | 108 ±3 dB SPL / 1 Vrms / 1 kHz |
| Maximum SPL | 123 dB SPL @ 1 kHz |
| Ambient Noise Attenuation | ≤32 dB |
| Total Harmonic Distortion | <0.1% @ 1 kHz, 94 dB SPL |
| Contact Pressure | Approx. 6.0 N |
| Connection | Wired |
| Cable Length | Approx. 1.55 m |
| Cable Type | Coiled, Low-Handling-Noise Cable |
| Connector | 3.5 mm Stereo Jack |
| Adapter Included | 6.3 mm (1/4") Stereo Jack Adapter |
| Weight | Approx. 297 g without cable |
| Design | Closed-Back, Robust Construction |
| Earpads | Viscoelastic Earpads |
| Operating Temperature | -15°C to +55°C |
| Storage Temperature | -55°C to +70°C |
| Relative Humidity | ≤90% |