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SENNHEISER

HD 300 PROtect

Headphones

Closed-back headphones, dynamic drivers, over-ear design, passive noise isolation up to 32 dB, ActiveGard peak protection, 64 ohm impedance, wired connectivity

$339.00 CAD
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Description

The Sennheiser HD 300 PROtect headphones are designed for precise and reliable monitoring in demanding audio environments. Featuring a closed-back, over-ear design, they deliver clear and accurate sound while providing strong passive noise isolation. This makes them well suited for live production, broadcasting, and studio work where focus and clarity are essential.

A key feature is the integrated ActiveGard® protection, which helps safeguard hearing by limiting sudden volume peaks while maintaining a natural listening experience. Combined with a high maximum sound pressure level and detailed sound reproduction, these headphones allow users to monitor confidently even in high-volume situations. The durable construction and comfortable fit support extended use, making them a dependable choice for professionals who need both performance and protection.

Features

High-Resolution Audio
Delivers clear, accurate sound for precise monitoring in professional environments.

ActiveGard® Protection
Protects hearing by limiting sudden loud peaks without affecting clarity.

Strong Noise Isolation
Reduces background noise to help you focus in loud environments.

Over-Ear Comfort
Designed for long sessions with a secure and comfortable fit.

Durable Build Quality
Made to withstand demanding use in live and broadcast settings.

Wired Reliability
Provides a stable, interference-free connection for consistent performance.

Replaceable Components
Features serviceable parts for easy maintenance and extended lifespan.

Professional Monitoring Design
Built specifically for live production, studio, and broadcast applications.

Specifications

General Specifications
Device Type: Over-ear headphones
Compatibility: Audio monitoring systems

Acoustic Properties
Transducer Type: Dynamic
Noise Cancellation: up to 32 dB passive
ActiveGard: 110 dB SPL at 1 kHz
Max Sound Pressure Level: 123 dB SPL at 1 kHz

Connectivity
Connection: Wired

Electrical Properties
Sensitivity: 108 ±3 dB SPL / 1 V rms / 1 kHz
Impedance: 64 Ω
Power Consumption: 500 mW

Environmental
Operating Temperature: -15 °C to +55 °C

Dimensions
Weight: 550 g
Height: 84 mm
Length: 245 mm
Width: 187 mm

In the Box
Included Item: Headphones 1 unit
Included Item: Cable 1.5 m with 3.5 mm jack 1 unit
Included Item: 6.3 mm stereo jack adapter 1 unit
Included Item: Quick guide 1 unit

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