Sennheiser HMD 300

Product Description
The Sennheiser HMD 300 is a professional broadcast headset designed for clear communication and reliable monitoring in demanding environments such as radio, television, stage production, and live events. Its closed over-ear design provides effective passive noise isolation and balanced, linear sound reproduction, ensuring accurate monitoring even in loud surroundings. The headset features an ergonomic design with comfortable ear cushions and a split headband for extended wearing comfort. The integrated dynamic super-cardioid boom microphone delivers focused and intelligible speech and can be worn on either the left or right side. ActiveGard technology protects hearing from sudden sound peaks.

Features
Closed over-ear design for effective passive noise attenuation.
Dynamic super-cardioid boom microphone for clear speech reproduction.
ActiveGard hearing protection against sudden sound peaks.
Microphone boom can be mounted on the left or right side.
Comfortable ear cushions and split headband for long-term use.
Modular construction with replaceable cable and microphone boom.
Foldable ear cups for easy transport and storage.

Specifications
Type: Broadcast headset with dynamic microphone
Headphone Principle: Dynamic, closed-back
Wearing Style: Over-ear (circumaural)
Frequency Response Headphones: 60Hz-25000Hz
Impedance Headphones: 64 Ohm
Maximum Sound Pressure Level (SPL): 123dB (ActiveGard off)
Total Harmonic Distortion: <0.1% at 1kHz
Microphone Type: Dynamic super-cardioid
Microphone Frequency Response: 40Hz-18000Hz
Microphone Impedance: 300 Ohm
Microphone Sensitivity: 0.5mV/Pa at 1kHz
Connection: Cable required separately
Weight: Approx. 320g without cable