Impedance 18 Ω Frequency response (Microphone) 100 10,000 Hz (-10 dB) Frequency response (Headphones) 1820,000 Hz (-10 dB)
Sound pressure level (SPL) 120dB (1kHz/1Vrms) THD, total harmonic distortion 0.5% (1kHz/100dB) Ear coupling Over-Ear
Jack plug 3.5mm angled Cable length 1.4m Transducer principle Dynamic
Weight 217g Pick-up pattern Omni directional Microphone sensitivity 44dbV/Pa
Acoustics Closed Sensitivity 120 dB SPL 1 kHz, 1V RMS
One-button remote controls music and calls hands-free
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Folds compact for easy storage in bags or pockets
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Closed-back design blocks ambient noise naturally
The Sennheiser HD 400S is available on Amazon for £37.95, offering a blend of functionality and comfort. These over-ear headphones are designed with a closed-back acoustic structure, effectively reducing ambient noise, allowing users to immerse themselves in their audio experience.
With an impedance of 18 Ω, these headphones are suitable for a variety of audio devices. The frequency response ranges from 18 to 20,000 Hz, ensuring a broad spectrum of sound is captured, from deep bass to crisp highs. The sound pressure level reaches up to 120 dB at 1 kHz/1Vrms, delivering powerful audio output.
The dynamic transducer principle enhances sound quality, while the total harmonic distortion remains below 0.5% at 1 kHz/100dB, ensuring clarity and precision in sound reproduction. Weighing just 217g, they are lightweight and comfortable for extended use.
Equipped with a 3.5mm angled jack plug and a 1.4m cable, these headphones provide flexibility and ease of use across various devices. The omni-directional microphone has a sensitivity of 44 dBV/Pa and a frequency response of 100 to 10,000 Hz, making it suitable for clear voice transmission.
A one-button remote is integrated into the cable, allowing users to control music playback and handle calls without needing to reach for their device. This feature enhances convenience, especially when on the move.
The foldable design of the Sennheiser HD 400S makes them easy to store in bags or pockets, adding to their portability. These headphones are an ideal choice for those seeking a balance of quality sound, comfort, and practical features.
