Product code: 381545 Thanks to the ergonomic ear-hook, not even jumping jacks will make these earbuds budge. They've got up to 8 hours of charge, and you can get another 24 hours from the case, so you can exercise more and charge less. The case has a cleverbuilt-in chargingcable- that's one cable you'll never lose. They let you cycle through3 EQ modesjust by tapping the earbud no app necessary. Good to know - Thetouch controlslet you change volume, control music or calls, and talk to your voice assistant - WithIP55ratingyou can be sure that the earbuds will survive a rainy day or a sweaty gym session - For phone calls you canuse just one earbudand leave the other one in the case