The HD 300 PRO Series are closed precision headphones for professional monitoring with a neutral,
high-resolution and distortion-free sound. The newly developed HD 300 PRO delivers huge depth of detail, even in the loudest of environments. Whether you are editing, playing or composing; whether you’re behind a drum kit or a mixing desk; the HD 300 PRO provides incredible wearing comfort and the incredibly detailed sound required to make good decisions.
• Monitoring sound that always cuts through – for live stages and studio work
• Maximum ambient noise attenuation and shielding
• High-resolution acoustic system with high level of wearing comfort
• Foldable earcup design
- Transducer Principle Dynamic, closed
- Ear Coupling Circumaural
- Frequency Response 60 Hz – 25 kHz
- Impedance 64 Ohms
- Power Rating 500 mW
- Sensitivity 108 ±3 dB SPL / 1 V rms / 1 kHz
- Maximum SPL 123 dB SPL @ 1 kHz 110 dB SPL @ 1 kHz (ActiveGard™ on) ActiveGard™ equipped model only
- WBCV 0.308 V rms
- Ambient Noise Reduction (passive) Max 32 dB
- Distortion < 0.1 % @ 1 kHz, 100 dB SPL
- Contact Pressure 6.0 N ± 0.75 N
(distance of 140 mm, after 10 min., slider arms moved out for 5 clicks) - Ambient Temperature Operation: -15°C to +55°C
- Storage: -55°C to +70°C
- Relative Humidity ≤90% @ 40 °C
- Weight without cable (approx.) 297 g
