Precision-crafted LED optical sensors pulse light over 100 times per second to measure your blood flow

The specially designed privacy filter renders the content of your screen virtually invisible to everyone except you

make your mark

Use the on-ear buttons or your voice to control your music

46mm Tangerine Sport Band - M/L Accessories Precision-crafted LED optical sensors pulseMade from a custom high performance fluoroelastomer, the Sport Band is durable and strong, yet surprisingly soft. The smooth, dense material drapes elegantly across your wrist and feels comfortable next to your skin. An innovative pin and tuck closure ensures a clean fit.