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Sony - WI-XB400 Wireless In-Ear Headphones - Blue

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Portable, lightweight, and comfortable wireless headphones packed with EXTRA BASS, 12mm drivers for crisp sound, and up to 15 hours of battery life.** Versatile and practical, these soft, flexible headphones go anywhere you go with a stylish, compact design. The integrated microphone makes hands-free calling easy.
Headphones Buying Guide


Love bass

EXTRA BASS™ enhances all your low-end frequencies, lifting every track with wave after wave of thundering rhythm. Just touch the button to get started.

Go wireless with Bluetooth®

Say goodbye to tangled wires and pulled-out plugs. With Bluetooth® wireless technology, you can connect to your device wirelessly and enjoy flawless, interruption-free listening.*

Up to 15 hours of battery life

With up to 15 hours of playback when fully charged, you can listen to your favorite playlists and podcasts all through the day.**

Power up with quick charge

When your battery runs low, just 10 minutes of charging gets you up to 60 minutes of playback. This means that even if you're in a hurry, you'll soon be ready to get the music going again.

If you have more time, you can charge the battery to full in just three hours.

Portable and flexible for more comfortable listening

Soft, flexible, and lightweight, the WI-XB400 wireless in-ear headphones let you listen in comfort, anytime, anywhere.

Colors to suit your style

Express your style with a choice of four colors, all with a sleek, flat cable and eye-catching matte finish.

Magnetic buds for easy carrying

The earbuds feature built-in magnets to attach to one another for tangle-free carrying and storage.

Free yourself with behind-the-neck design

The around-the-neck design is comfortable, lightweight and keeps your headphones out of the way, so you can get on with listening in total freedom.

One-touch hands-free calling

Calling a friend from your connected smartphone? Touch the multifunction button, and you'll be ready to get the conversation started. Time to say goodbye? Just press it again to end the call.

12mm driver units for clear, punchy sound

Whether you're listening to pop hits, classic rock, or jazz solos, the 12mm driver units deliver dynamic audio performance with deep bass, crisp treble, and outstanding clarity.

Voice assistant at your service

Check the weather, get the latest news and more using just your voice. Press the multifunction button twice, and you'll get instant access to Siri or Google Assistant.***

USB Type-C charging

The next generation of recharging technology comes to the WI-XB400 wireless headphones with USB Type-C charging.

* Interoperability and compatibility among Bluetooth® devices vary.

** Actual performance varies based on settings, environmental conditions, and use. Battery capacity decreases over time and use.

*** Voice assist function compatible with Android smartphone (Google app) or iPhone (Siri). Bluetooth® connection required.

What's Included

  • Sony WI-XB400 Wireless In-Ear Headphones
  • USB type-C cable
  • Hybrid silicone rubber earbuds
  • Owner's manual
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