Anker Soundcore R50i NC Wireless Earphones: The Best Noise Reduction with Adaptive ANC With Adaptive Active Noise Cancellation (ANC), the Anker Soundcore R50i NC Wireless Earphones are made to provide a high-end audio experience. Whether you're taking calls or listening to music, these earbuds provide clear, continuous sound by cutting background noise by up to 42 dB. Crystal-clear vocals and a strong bass with 10mm drivers The Anker Soundcore R50i provides clear vocals and deep bass with 10mm drivers and BassUpTM technology, guaranteeing an engaging listening experience. Both bassists and audiophiles will love these earbuds. AI-Powered Demands More Clarity Four microphones and a unique AI-powered algorithm are used by the Anker Soundcore R50i NC to improve call quality. You can stop worrying about background noise.