HighlightsWireless HeadsetsCrystal Clear Sound4.5 Hrs Unstoppable Music and 2 Hrs Fully ChargedSweat-proofDetails*Features* - **Sport Stylish Headsets* - Adopt advanced noise cancellation technology and high sensitive microphone to deliver HD immersive stereo sound when exercising. 3-size ear tips fit securely in your ear canal and form a general seal for additional passive noise reduction. Ear hooks fit securely and comfortably on your ears when you are workout. In-line remote button achieves m