Built-in latest optical sensors,measure heart rate effectively,blood pressure and blood oxygen levels,records them for you in the LEFUN app.Get a better understanding of your health,towards a healthy lifestyle Designed to Let Nohing go in between you and your music. Experience Original Sound with Pwerful Highs and Clear Lows . The Noice Cancelling Technology ensures Crisp , Skip Free Stereo Sound…
Simple structure and light weight CNC aluminum alloy structure. Color of the rubber balls might vary Compatible with ALL ACTION CAMERAS TIED WITH VALCRO STRAP.