Quality Sound Pickup for Professionals Used for different video monitoring applications like video editing, music production, and more, the Sennheiser HD 300 PRO is a circumaural closed-back headphone that picks up every detail of every sound thanks to its sound-isolating design and frequency response of 6 Hz to 25 kHz, while offering up to 32 dB of passive noise reduction. Even when pushed to an SPL of up to 123 dB, the sound remains crisp and balanced. Even when pushed to an SPL of up to 123 dB, the sound remains crisp, balanced, and distortion-free thanks to its accurate and linear sound reproduction. Pushing the Boundaries of Art and Science The Sennheiser HD 300 PRO pushes the boundaries of science to produce high-precision sound. Its dynamic drivers offer a linear frequency response throughout the entire spectrum, keeping the sound pattern precise in every application. Internal vibrations of the diaphragm are also reduced for an accurate sound. And even with a high sound level, this professional headphone guarantees powerful and sharp sound performance thanks to its sensitive transducers. Comfortable Even After Long Hours The Sennheiser HD 300 PRO features a comfortable padding design and closed passive earcup construction that does not only for ambient noise attenuation, it also makes the device comfortable to wear even in long sessions. The materials used for the headphone are built to last and its exchangeable cables with Sennheiser’s established system connector solve all your audio production needs. - Sennheiser HD 300 Pro Monitoring Headphones