Noise Cancellation Made To Fit Acoustic engineers at OPPO have developed an innovative product that takes into account the effect different ear shapes have on noise cancellation for a truly personalized technology1. OPPO Enco Free2 earbuds use a personalized noise cancelling algorithm that produces a customized noise cancellation curve. All for Your Personalized Quiet OPPO Enco Free2 is equipped with an all-new three-core chip that turbocharges the way it processes noise cancellation. Personalized active noise cancellation technology and the three-core chip can cut out up to 42 dB2 of ambient noise. Whether it’s work, study, or business travel, OPPO Enco Free2 helps you get your peace back. Tailor-Made Sound That Inspires As you get older, the sensitivity of your ear to sound decreases gradually. OPPO’s personalized sound boost technology compensates audio based on your ear’s sensitivity, so the music sounds as sweet as it ever has. Listen Without Missing Out Want to listen to music without missing what’s going on around you? Switch to transparency mode to hear conversations and other important sounds in your environment.