Sennheiser HD 400s Wired Headset
The HD 400S features a one-button smart remote conveniently located on the cable, which allows you to control music and take calls with ease, and the sturdy folding design makes these headphones durable and compact enough to be taken anywhere. Sennheiser dynamic drivers deliver a well-extended sound response with dynamic bass.
What’s in the box?
- HD 400S around-ear headphones
- RCS 400 detachable single-sided cable with 1-button remote and 3.5 mm angled plug


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Specifications
⚡General
- Model Name: HD 400s
- Color: Black
- Headphone Type: On the Ear
- Inline Remote: Yes
- Sales Package: 1 Headphone, RCS 400 Detachable Single-sided Cable with 1-button Remote, 3.5 mm Angled Plug
- Connectivity: Wired
- Headphone Design: Foldable Over the Head
⚡Product Details
- Foldable/Collapsible: Yes
- Deep Bass: Yes
- Water Resistant: No
- Series: Over Ear
- Open/Closed Back: Closed
- Other Features: Music and Calls
- With Microphone: Yes
- Impedance: 18 Ω
- Frequency response (Microphone): 100 – 10,000 Hz (-10 dB)
- Frequency response (Headphones): 18–20,000 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
Sound quality is good