Wireless in-ear headset Sony LinkBuds Fit WFLS910NB — Bluetooth, 20–20000 Hz, 10 m range, 75 g, black

LinkBuds Fit are ultra-light true wireless earbuds weighing 4.8 g each and designed with a new air cushion to provide a secure, comfortable fit during activities. They offer water resistance for protection against sweat and rain and include Hi-Res Audio Wireless certification with DSEE Extreme upscaling, a built-in EQ in the Sony app, and noise cancellation features for a detailed and immersive listening experience.

Advantages

The compact design and air-cushion fit deliver stable wear and long-term comfort. Hi-Res Audio Wireless certification combined with DSEE Extreme and an adjustable EQ ensures clear highs, pronounced lows and natural mids. Adaptive noise control with the Auto-NC Optimiser adjusts to changes in the environment, while Auto-Ambient Sound keeps you aware of surroundings when needed. Battery life supports up to 21 hours total playback with fast-charge capability, and multipoint Bluetooth lets you pair two devices simultaneously. The earbuds and case use recycled plastics and the packaging is fully plastic-free.

Key specifications

• Model: LinkBuds Fit, in-ear true wireless earbuds (black)
• Weight: 4.8 g per earbud
• Wireless: Bluetooth 5.3, range up to 10 m
• Frequency response: 20 – 20,000 Hz
• Microphone: built-in
• Battery: built-in Lithium-Ion; playback up to 5.5 hours (earbuds) + 15.5 hours (case) = up to 21 hours total
• Water resistance: sweat and rain resistant
• Audio features: Hi-Res Audio Wireless, DSEE Extreme, adjustable EQ via Sony app
• Controls: tap controls, voice commands, app control; Multipoint Connection supported
• Environmental: earbuds and case use recycled plastics; packaging 100% plastic-free

How to use

Charge the case and earbuds before first use, then pair with your device via Bluetooth 5.3. Place each earbud in the ear, ensuring the air cushion seats comfortably for a secure fit. Use the Sony app to adjust EQ settings and enable DSEE Extreme if desired. Switch between noise cancelling and Auto-Ambient Sound modes depending on how much environmental awareness you need. Control playback and calls using tap gestures, voice commands or the smartphone app. For extended use, return the earbuds to the case to recharge between sessions.

Recommendations

Use the Auto-NC Optimiser in varying environments to let the earbuds adapt to ambient changes for optimal noise reduction, and select Auto-Ambient Sound when you need situational awareness during outdoor activities. Replace optional covers to change appearance and maintain hygiene; covers are sold separately.