Sennheiser HD 400S Unveiled: Features and Specs
· re:union Radio editorial · 2 min read
The Sennheiser HD 400S is a closed-back, foldable over-ear headphone with 18 ohms impedance, weighing 217 g, featuring a detachable cable and inline remote with mic.
The Sennheiser HD 400S is a closed-back, wired over-ear headphone designed by the manufacturer for music and calls on the go. It folds up and comes with an inline remote and microphone. This overview summarizes the features and technical specifications based on manufacturer information.
At a glance
According to Sennheiser, the HD 400S features a cross-platform compatible single-button remote. Sennheiser describes dynamic drivers with a wide frequency response and dynamic bass; the closed, circumaural design is intended to attenuate ambient noise.
Features and Technical Specifications
- Form factor: circumaural (over-ear), closed-back
- Transducer principle: dynamic
- Frequency response: 18 to 20,000 Hz (−10 dB)
- Impedance: 18 ohms
- Sound pressure level: 120 dB SPL at 1 kHz, 1 V RMS
- Total harmonic distortion: under 0.5% (1 kHz, 100 dB SPL)
- Weight: 217 g
- Cable: 1.4 m, single-sided and detachable (RCS 400), angled 3.5 mm jack plug
- Microphone: omnidirectional, frequency response 100 to 10,000 Hz, sensitivity −44 dBV/Pa
- Controls: single-button inline remote for music control and calls
- Foldable housing for transport
Who is the HD 400S for?
Sennheiser describes the HD 400S as a headphone that lets you control music and take calls via the inline remote. Thanks to the folding design, it's also meant to be compact enough to take anywhere. If you're looking for a headphone for the DJ booth, check out the Sennheiser HD 25 Plus for comparison.
Context
The HD 400S is a purely wired headphone with no wireless connectivity. If you prefer going cable-free with active noise cancellation, take a look at the Sennheiser HD 450BT. The HD 400S, by contrast, deliberately sticks to a cable, a jack plug, and a simple remote.
FAQ
Does the Sennheiser HD 400S have a microphone?
Yes. The inline remote houses an omnidirectional microphone with a frequency response of 100 to 10,000 Hz, allowing you to take calls.
Is the cable replaceable?
Yes. The single-sided RCS 400 cable with remote and angled 3.5 mm plug is detachable and 1.4 m long.
How much does the HD 400S weigh?
Sennheiser lists the headphone weight at 217 g.
Source: Sennheiser – HD 400S, Sennheiser – HD 400S Datasheet (PDF), Thomann – Sennheiser HD 400S
