Amazon.com: JBL ENDURANCE SPRINT - Wireless headphones, bluetooth sport earphones with microphone, Waterproof, up to 8 hours battery, quick charge, works with Android and Apple iOS (Teal) : Everything Else
JBL Endurance Sprint Review: Good Sports Headphones With A Slightly Awkward Fit
RUN, SPRINT, JUMP, DIVE: JBL® Introduces Endurance Headphones for Every Sport | HARMAN