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Sony® LinkBuds Gray Wireless Earbud Headphones
Sony® LinkBuds Gray Wireless Earbud Headphones 0
Sony® LinkBuds Gray Wireless Earbud Headphones 1
Sony® LinkBuds Gray Wireless Earbud Headphones 2
Sony® LinkBuds Gray Wireless Earbud Headphones 3
Sony® LinkBuds Gray Wireless Earbud Headphones 4
Sony® LinkBuds Gray Wireless Earbud Headphones 5
Sony® LinkBuds Gray Wireless Earbud Headphones 6
Sony® LinkBuds Gray Wireless Earbud Headphones 7
Sony® LinkBuds Gray Wireless Earbud Headphones 8
Sony® LinkBuds Gray Wireless Earbud Headphones 9

Sony® LinkBuds Gray Wireless Earbud Headphones

Model #: WFL900UC/H
At a Glance
Link your online and offline worlds with headphones that keep you in both. The Sony LinkBuds feature a comfortable open-ring design that naturally blends ambient sound with digital sound. Stay authentically connected to everyday life while listening to music, taking calls, gaming, and more, all with dynamic sound.

Get to know this product.

  • Connect your online and offline worlds
  • Unique open ring driver links your content and what’s happening in your surroundings
  • Crystal-clear conversations high-quality sound

Use your LinkBuds UC for Microsoft Teams

With the USB Transceiver plugged into your PC/laptop, you can use the intuitive controls on your LinkBuds to activate Microsoft Teams, receive incoming Teams calls, Raise Hand and control Mute On/Off.

Connect to your PC easily

Just power on the LinkBuds UC for Microsoft Teams and plug the USB Transceiver into your PC or laptop to connect.

Pair LinkBuds UC for Microsoft Teams with Your PC and Your Phone at the Same Time

LinkBuds UC for Microsoft Teams can be paired with the USB Transceiver and another device at the same time. Even when you are on the phone using LinkBuds UC for Microsoft Teams, you can receive an incoming Teams call immediately with just two taps.

Ultra-Small and Light

Approximately four grams in weight and extremely small, LinkBuds are a marvel of miniaturization. Ultra-small and light for a fit that stays all day.

Authentic & Natural Sound

Our Integrated Processor V1 reproduces all the detail in your music with minimal distortion for an authentic listening experience. Enjoy well-balanced, high-quality sound with a clear mid-high range.

Give Your Favorite Music a Boost

When an original musical source is compressed our Digital Sound Enhancement Engine faithfully restores music to high-quality sound that’s closer to the original recording.

Wide Area Tap

Even with the small size of LinkBuds, they’re still incredibly easy to operate with Wide Area Tap. With this feature, you can double or triple tap the area in front of either ear to control your music playback. You never even need to touch LinkBuds to operate them.

Adaptive Volume Control

Adaptative Volume control automatically optimizes volume based on your environment. LinkBuds adjusts to lower volume in quieter places and higher volume in noisier situations.

Speak to Chat

With the Speak to Chat feature, the LinkBuds will automatically pause your audio as soon as you speak to someone so you can effectively have a conversation without taking the headphones out and will resume playing your audio.

Find Your Headphones with Fast Pair

Enjoy fast pairing capability through LinkBuds support with Google’s new Fast Pair feature. Quickly and effortlessly pair your LinkBuds with your Android device with just a simple tap. You can also easily locate your headphones by pinging them or checking their last known location on your smartphone.

Quick access to your favorite music

With Quick access, you can configure LinkBuds to resume Spotify playback with just a couple of taps – no need to touch your smartphone.

Mobility Through Technology

Sony and Microsoft have come together to develop technology that helps people better navigate through the world. LinkBuds support the Microsoft Soundscape app. The unique integration enables innovative experiences for richer 3D audio-based navigation, thanks to the uniquely transparent, open ear audio design, while sensors embedded in LinkBuds allow for a true heads-up and hands-free experience.

Made with the Environment in Mind

Your LinkBuds are not only designed to be stylish but also with the environment in mind, using recycled plastic materials for aesthetic parts and plastic-free packaging.

Recycled Plastic Materials

LinkBuds use recycled plastic materials from automobile parts.

No Plastic in Individual Packaging

No plastic is included in the packaging material for LinkBuds, reflecting our commitment to reducing the environmental impact of our products.

Be Ready for Splashes and the Day Ahead

Listen anytime, anywhere with IPX4 splash resistance and enough battery power to last a whole day.

IPX4 Splash-Proof and Sweat-Proof Design

With IPX4 splash resistance and long battery life, LinkBuds keep you ready for anything that life brings.

A Clearer, More Stable Bluetooth Signal

For low latency and high sound quality, even around other interference, the Bluetooth® signal is transmitted to both ears at the same time. Thanks to the powerful Integrated Processor V1, you'll enjoy stable, skip-free, wireless sound.

Listen All Day, Charge in Minutes

Use the LinkBuds during your entire workday. With up to 5.5 hours of battery life and a total of up to 17.5 hours with charging case, you’ll always have your digital world with you. Quick charging gives you up to 90 minutes of playback after just a 10 minute charge.

Small, Perfectly Formed Case

An ultra-small, stylish, rounded charging case design allows the charging case to fit comfortably in your hand and your pocket.

What's in the Box

Open up the packaging for your LinkBuds and you'll find 5 sizes of fitting supporter to suit different ear shapes, and a USB-C charging cable.

So Immersive. So Real.

Immerse yourself in sound all around you. As real as if you are there at a live concert or with the artist recording in a studio. With 360 Reality Audio, music has never been so immersive and so real. These headphones let you enjoy 360 Reality Audio.

Designed with the Environment in Mind

Learn more about energy-saving features and our commitment to the environment for a more sustainable future.



Battery Charge MethodUSB Charging (with Case)
Battery Life (Waiting Time)Max. 11 hours
General Features (Active Headphones)Max. 5.5 hours

Bluetooth® Specification

Frequency Range2.4GHz band (2.4000GHz-2.4835GHz)
Supported Audio Format(s)SBC, AAC
Supported Content ProtectionSCMS-T

Charging Case

Dimensions (mm.)Approximately 41.4 x 48.5 x 30.9
Weight (g.)Approximately 34

General Features

Driver Unit12 mm.
MagnetHigh-Power Neodymium Magnets
Wearing StyleYes (IPX4)

Size & Weight

WeightApprox. 0.14 oz. (4.1 g) x2

What's In The Box

What's In The BoxUSB Type-C™ Cable

Misc. Specs

Battery TypeLithium Ion (Li-ion)
Frequency Response20Hz-20,000Hz(44.1kHz Sampling)
Case IncludedYes
Headphone ControlsBuilt-In
Water ResistantYes
Sport HeadphoneYes
Sweat ResistantYes
Battery Life (Hr.)2.5
Bluetooth Version5.2
Wireless Range32.81
Color Finish NameGray
Bluetooth CapableYes
Battery SizeInternal (Non-Removable)
Built-in MicrophoneYes
Headphone TypeIn-Ear
WarningProposition 65 Warning for California Residents