From The Manufacturer
Up to 35dB hybrid active noise cancellation Effectively isolate excess outside noise
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.
AI noise reduction
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.
Dual transparency mode , Simple communication even with your earbuds on
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.
10mm dynamic driver , 0.006mm ultra-thin diaphragm ,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
Up to 30 hours extra-long battery life with case
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.
MIUI Pop-up for Quick Pairing , Simply open the cover and switch as you like
All you need to do for pairing up is to open the charging case near the smartphone and tap on the screen once the pop-up window appears. The earbuds can be paired with a variety of Xiaomi/Redmi products such as smartphones and laptops.
IP54 water and dust-resistance , Professional design, dedicated protection
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.
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.
Calming new light blue color scheme , 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.