Redmi Buds 4

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. 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.