Strong and Smart Noise Cancelling: Reduce noise by up to 42dB with an advanced active noise cancelling system. With adaptive technology, soundocre P30i detects external sound and automatically selects a level of noise cancelling optimized for your ears. Transparency Mode: Let in the world or focus on your audio, the choice is yours. Simply switch to transparency mode to hear the world around you when needed. Powerful Bass: Unleash deep, punchy bass with soundcore P30i noise cancelling earbuds' 10mm drivers, amplified by the soundcore exclusive BassUp technology for an immersive, robust audio experience. Long Playtime: With ANC off, enjoy 10 hours of listening from a single charge, extendable to 45 hours with the charging case. With ANC on, soundcore P3