SECURE ACTIVE FIT - We scanned thousands of ears to create the best-fitting earbuds for sport that we've ever created, with a special grip coating to make sure they stay in while you move. Plus, they're sweat proof & waterproof with IP57-rated protection ACTIVE NOISE CANCELLATION: With these noise cancelling earbuds, you can filter out the world and focus on your music. Use the Jabra Sound+ app to activate ANC the first time you use it & enable toggling between ANC and HearThrough via your earbud button. LONG BATTERY LIFE - With Jabra Elite Active 75t wireless Bluetooth earbuds, you get up to 24 hours of battery time (ANC on) with the pocket-friendly charging case, the Elite 75t earphones let you take calls and play music while staying connected. MYSOUND IS YOUR SOUND - Our latest pioneering technology tests your hearing in the Jabra Sound+ app, and tailors your music to suit your individual hearing profile. MySound makes the music you love even better. CRYSTAL-CLEAR CALLS - Four