XIAOMI REDMI BUDS 4 BLUE

Focus on the beat

• Up to 35dB hybrid active noise cancellation
• 3 ANC level options and adaptive ANC mode
• AI noise reduction
• Dual transparency mode
• 10mm dynamic driver unit, 0.006mm ultra-thin diaphragm
• Up to 30 hours long battery life with case
• Clear, uninterrupted sound

Brilliantly quiet

With hybrid active noise cancellation technology, the feed-forward and feedback microphones work together to effectively separate background noise. Whether you're outdoors, on the bus or metro, one-touch for up to 35dB* noise cancellation. Redmi Buds 4 blocks out the hustle and bustle.



3 ANC level options and adaptive ANC mode

Just the right level of quietness. Intelligent scene judgement based on ambient noise levels. Redmi Buds 4 intelligently switches between 3 ANC levels under adaptive mode supported by AI algorithm and offers a more comfortable noise-cancellation experience.

• Light mode: offices, libraries
• Deep mode: metro, aeroplane
• Balanced mode: coffee shops, roadside

AI noise reduction

Get every word across clearly. The AI voice algorithm accurately differentiates human voice and ambient noise, so that even in the noisy environments, the listener will hear every word you say, loud and clear.



Brilliant communication

Want to switch between Music Mode and Chat Mode? Long-press to enter transparency mode and feel free to say hi to friends around you. Set up enhance voice mode for natural communication with your earbuds on.



Brilliantly rich sound

Pleasant to listen to vivid vocie and instrumental sound

The large dynamic driver unit makes the voice sound crisper, the lower frequencies fuller and the treble brighter. Choose a high-quality 0.006mm diaphragm to bring out even more detail in your favourite music.



Professional tuning by Xiaomi Acoustic Lab

Make good sound even better. Professionally tuned by Xiaomi Acoustic Lab*, extensive user audiology research. Fine-tuning based on the structure of the earbuds and acoustic principles produces a more professional frequency curve, deep bass and brighter vocals.



Brilliantly long battery life

Enjoy up to 6 hours of battery life on a single charge and up to 30 hours of battery life when paired with a charging case, so you can enjoy great music both day and night. Fast charge supported. Get up to 1 hour of music playback from 5 minutes of charging. Take a break and then pick up right where you left off.

• Up to 6 hours: battery life per charge (noise cancellation off)
• Up to 30 hours: used with charging case (noise cancellation off)

IP54 water and dust-resistance

Expertly engineered for IP54 protection level. Whether you're working out in the gym or travelling far, you can take them anywhere with peace of mind.



Touch control

Smooth tactile feel for responsive feedback with every touch.

• Press and hold either earbud: active noise cancellation mode/transparency mode
• Tap either earbud twice: music play/pause; answer a call
• Tap either earbud three times: skip to next track; reject/end a call

Bluetooth® 5.2 for low-latency gaming

A more stable gaming experience. Redmi Buds 4 uses Bluetooth® 5.2 protocol to deliver reduced in-game audio latency so you can make decisions earlier, experience more consistent output and stay ahead of the game.



Music and color to soothe your restless mind

Lightweight and rounded for skin-friendly comfort. Natural sound, naturally stylish. Listening to music never looked this good.

Design
Headphone type	Wireless headphones / Headphones with microphone
Headphone design	In-ear
Speakers
Sound	Stereo
Drivers	10 mm
Impendance	16 Ω ±15%
Microphone
Microphone type	Integrated microphone / Noise-cancelling microphone
Connectivity
Connector	Bluetooth
Bluetooth version	Bluetooth 5.2
Bluetooth protocols	HFP / A2DP / AVRCP / HSP
Range	10 m
Power source
Power source	Rechargeable battery
Battery life	6 hours / 30 hours (with charging case)
Charging	via USB-C port
General
Color	Blue
Weather sealing	Splash proof / IP54 / Dustproof
Weight (g)	4.5
Package contents	Headphones / Charging case