Features:

• 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 WIreless Earbuds 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 Earbuds intelligently switches between 3 ANC levels under adaptive mode supported by AI algorithm and offers a more comfortable noise-cancellation experience.
• Redmi Buds 4 ANC Earbuds – 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.
• 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.
• Up to 30 hours extra-long battery life with case – Surround yourself with your favourite music: 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.
• 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.