Sennheiser HD 400U Wired Over-Ear Headphones with Smart Remote – Black

Introducing the Sennheiser HD 400U

The HD 400U delivers a wired, closed-back listening experience with ergonomic ear cushions designed to reduce ambient distractions while preserving rich, detailed sound. This makes it suitable for everyday music, podcasts, and office calls, where clarity and comfort matter without loud environments pulling focus.

A one-button smart remote sits on the cable for convenient playback control and hands-free call management. The compact form and robust build invite you to take them along as you commute, travel, or simply move between work and leisure spaces.

Design, comfort, and portability

Weighing strategically for all-day wear, the HD 400U emphasizes a breathable, snug fit with soft ear cushions. The foldable design helps you pack them away easily, turning a potential carry-on concern into a simple, everyday habit. The cable and housing feel sturdy enough for frequent use, while remaining lightweight to avoid fatigue during longer sessions.

Whether you’re at a cafe, in a meeting, or on a long flight, the combination of portability and comfort makes these headphones a practical companion for varied daily routines.

Smart remote, microphone, and wired USB-C connection

The built-in microphone and remote put essential controls within reach, so you can answer calls or switch tracks without pulling out your phone. The wired USB-C connection offers a quick, universal plug-in for many modern smartphones and devices, enabling a straightforward setup—especially useful when you’re on the move or juggling multiple devices.

What you gain in everyday use

• Close-back design helps reduce background noise for focused listening.
• In-line microphone and remote support hands-free calls and music control.
• Lightweight, foldable construction facilitates compact storage and travel readiness.
• Wired USB-C connectivity ensures quick pairing with compatible devices.

Real-world use cases

From morning commutes to work video calls and weekend getaways, the HD 400U is built to slot into a variety of settings. The combination of sound detail, comfort, and simple connectivity supports a range of activities—from catching up on podcasts to staying focused on tasks in busy environments.

• Daily commutes where comfort and noise isolation help you stay in your audio flow.
• Remote work or online meetings that benefit from a reliable built-in microphone and easy controls.
• Travel scenarios where a compact, durable headset reduces bulk in your bag.