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User Manual for Sennheiser HD 300 PROtect Closed-Back Active Gard Studio Monitor Headphones Click to enlarge the picture
Contents of the user manual for the Sennheiser HD 300 PROtect Closed-Back Active
- Product category: Professional Headphones Sennheiser
- Brand: Sennheiser
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Sennheiser Professional Headphones
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User manual for the Sennheiser HD 300 PROtect Closed-Back Active contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Sennheiser product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Sennheiser user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Sennheiser product will considerably shorten its lifespan!
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Product description The Sennheiser HD 300 PROtect are closed-back, over-ear studio monitor headphones offering high-resolution audio reproduction and switchable peak level protection for musicians, audio engineers, and event staff in broadcast, studio, and live stage applications. The precision-diaphragm dynamic drivers produce a wide frequency response of 6 Hz to 25 kHz with low distortion and a maximum SPL of 123 dB. Switch on the Active Gard hearing protection technology to limit levels above 110 dBA for safe listening even with unpredictable source volumes. The HD 300 PROtect's circumaural, closed-back design provides up to 32 dB of passive isolation from ambient noise. Thick ear cushions and headband padding ensure comfortable wearing for long listening sessions. The detachable 4.9' single-sided cable is terminated with a 3.5mm stereo mini jack, and may be swapped for other Sennheiser modular cables (available separately). A 1/4" TRS adapter is included to allow easy connectivity with mixers, dedicated headphone amplifiers, and audio interfaces. The HD 300 PROtect headphones fold for compact storage and transport. - Complies with European EC industrial safety and noise control standards
- Safeguards hearing and presence of mind for listeners
- Switchable Active Gard technology attenuates signals above 110 dB down to a safe level while maintaining clear, distortion-free sound
- Sensitive transducers, precision diaphragms, and a 6 Hz to 25 kHz frequency response provide neutral, high-resolution audio reproduction
- Soft, cushioned viscoelastic earpads and headband padding ensure consistent comfort for long sessions
- Closed-back, over-ear design delivers up to 32 dB of ambient noise attenuation
- Detachable single-sided cable features a 3.5mm stereo mini jack
- Includes 1/4" TRS adapter
In the Box Sennheiser HD 300 PROtect Closed-Back Active Gard Studio Monitor Headphones 4.9' Headphone Cable 1/4" Adapter Limited 2-Year Warranty Table of Contents
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Technical parametersSennheiser HD 300 Specs | | | Driver Type | Dynamic | | Design | Over-Ear (Circumaural) | | Earcup Style | Closed-Back | | | | Frequency Response | 6 Hz to 25 kHz | | Sensitivity | 108 dB at 1 kHz | | Impedance | 64 Ohms | | Maximum Sound Pressure Level (SPL) | 123 dB at 1 kHz | | Maximum Power Handling | 500 mW | | Total Harmonic Distortion (THD) | 0.1% | | Active Noise Cancellation | No | | Noise Attenuation | Up to 32 dB | | Volume Limiting | 110 dB | | Foldable | Yes | | Contact Pressure | 6 N | | | | Audio Connector | 1/8" (3.5 mm) TRS Straight | | Adapter (Included) | 1/4" (6.3 mm) TRS | | Connector to Earpiece | 1 x Proprietary | | | | Design | Single-Sided | | Color | Black | | Detachable | Yes | | In-Line Remote/Microphone | No | | Cable Length | 4.92' / 1.5 m (Unbalanced) | | | | Weight | 10.48 oz / 297 g without Cable |
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