Sennheiser HMD 300 S

Product Description
The Sennheiser HMD 300 S is a professional single-sided 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 on one side provides effective passive noise isolation and balanced, linear sound reproduction, while the open side allows easy interaction with the 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
Single-sided over-ear design for monitoring while staying aware of surroundings.
Closed construction 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 cup for easy transport and storage.

Specifications
Type: Single-sided broadcast headset with dynamic microphone
Headphone Principle: Dynamic, closed-back
Wearing Style: Over-ear (circumaural), single-sided
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. 250g without cable