Sennheiser HD 300 PRO | Monitoring Headphone

The Sennheiser HD 300 PRO Monitoring Headphone stands as the pinnacle of professional audio equipment, perfect for both studio monitoring and live audio work. Designed with the utmost precision, this closed-back headphone offers unparalleled sound quality with its highly-sensitive transducers and precision diaphragms. These components produce high-resolution, neutral, and distortion-free audio across the entire frequency spectrum.

Comfort and durability are at the forefront of the HD 300 PRO's design. The viscoelastic earpads and specially sealed acoustic elements not only enhance sound isolation but also provide exceptional comfort during extended periods of use. The headphone's robust construction ensures longevity, while field-replaceable components offer easy maintenance. For those working in noisy environments, the efficient passive noise attenuation and structure-borne noise filtering via the coiled cable directly attached to the earpiece make the HD 300 PRO an indispensable tool.

Whether you're a professional sound engineer, musician, or audiophile, the Sennheiser HD 300 PRO Monitoring Headphone is engineered to meet your highest expectations. Its linear frequency response and high SPL capabilities ensure that you hear every detail with utmost clarity, making it the ideal choice for any critical listening application.

Key Features

• High-resolution and distortion-free sound for professional monitoring
• Linear frequency response
• Efficient, passive noise attenuation
• Robust design
• Entirely field-replaceable components

Specifications

• Acoustic principle: Dynamic, closed
• Ear coupling: Circumaural
• Frequency response: 6 - 25,000 Hz
• Impedance: 64 ohm
• Power rating: 500 mW
• Sensitivity: 108 ±3 dB SPL / 1 Vrms / 1 kHz
• Max. SPL w/o ActiveGard: 123 dB SPL @ 1 kHz
• HD 300 PROtect Max. SPL ActiveGard off: 123 dB SPL @ 1 kHz
• Max. SPL ActiveGard on: 110 dB SPL @ 1 kHz
• Ambient noise attenuation: <=32 dB
• Distortion: <0.1% @ 1 kHz, 94 dB SPL
• Contact pressure: approx. 6.0 N
• Weight (w/o cable): approx. 297 g
• Cable length: approx. 1.55 m
• Temperature operation: -15°C to +55°C (5°F to 131°F)
• Temperature storage: -55°C to +70°C (-67°F to 158°F)
• Relative humidity: <= 90%

Package Contents

• Sennheiser HD 300 PRO Monitoring Headphone
• Coiled cable
• User manual