SWEATPROOF SPORTS EARPHONES: JLab JBuds Air Sport wireless earbuds have an IP66 sweat resistance rating, holding up against sweat and dirt. You can last through an intense workout. These lightweight Bluetooth gym headphones are mighty and fun! SECURE FIT: The ergonomic hook over ear earphones fits even the smallest ears and stay securely and comfortably in place. Switch the gel tips out for our included Cloud Foam tips to get the best secure sport fit for your in ear running headphones and just GO LONG BATTERY LIFE: These wireless Bluetooth earbuds for sports feature 6 hours of playtime in each earbud and 34 extra hours from the charging case, a total of 40 hours. Return to the case to recharge the cordless buds, and use the integrated USB cable to charge the case CRYSTAL CLEAR C3 CALLING: Running ear buds with dual connect and C3 calling for clear phone calls from upgraded dual microphones. One headphone bud mic picks up and eliminates surrounding noise while the other picks up your voice to ensure clear calls; you can use the wireless earphones over ear together or singly; auto connect the headset to your device to walk, run, HIIT or talk on-the-go 3 EQ SOUND SETTINGS & BE AWARE AUDIO: Use the touch control functions on your workout sports headphones to choose your sound preference - choose from JLab’s Signature, Balanced and Bass Boost modes, which you can use even without an app - hear the difference, listen the way you want to listen! Turn on or off Be Aware Audio, to let ambient noise in for safe listening or zone out to just your music