Not all wireless speakers are designed to keep up with your energy. Throw in sweat and a less-than-desirable design, and it’s nearly impossible for the average headphones to stay put, let alone deliver great beats. That is, until Fitbit added sound to its repoirtoire. Specifically designed to move with you during your most challenging workouts, Fitbit Flyer Wireless Headphones have the durability to endure your sweat and swings in movement, with interchangeable ear pieces that give you a customized, stay-put fit. Delivering premium sound, this newest technology from Fitbit lets you control music AND calls without having to pull out your phone.