Sennheiser

• Bluetooth Technology With the Bluetooth technology and support for A2DP (Advanced Audio Distribution Profile), enjoy hands-free conversation and music without the limitation of wires. When Bluetooth is not permitted, you can also use them as wired headphones thanks to the direct cable option.
• Superior Sound Quality The exclusive DuoFol transducer system delivers real life acoustics and hi-fi stereo sound on Apt-X capable audio sources over the Bluetooth link.
• Unmatched Comfort Plush ear cushions seal out ambient noise while maintaining luxurious comfort for hours on-end.
• Easy to Use Controls The easy-to-use controls are within optimum reach and provide concise “click” feedback.
• Collapse and Go When you hit the road, collapse this headset and store it with its convenient portability.

Rugged Design with Intuitive Controls

For maximum portability, these Sennheiser wireless headphones flaunt a collapsible design. Thanks to their on-ear design and soft ear cushions, they provide you with an excellent wearing comfort and noise isolation. The integrated microphone offers excellent vocal pickup so that you never miss out on an essential conversation. Thanks to the easily accessible controls on the headset, you can adjust the volume, change and skip the tracks, take or reject a call without reaching out to your device. The patented DuoFol transducers provide you with detailed, natural sound.

For Your Comfort

There are several situations where wireless listening is not possible. The Sennheiser MM 400 X headphones arrive with a detachable cable that converts this wearable into a pair of wired headphones. The cable features a 3.5mm jack, which makes it compatible with MP3 players, CD players, laptops, and more.