Give it all youve got. The SM31 Fitness Headset can handle it. Its rugged wire-form design is built to last and will stay in place during your most intense workouts. Because its been assembled with lightweight components you can comfortably wear it for hours. Corrosion proof materials protect the high-quality microphone which sounds astoundingly clear. You can sweat on it. Shout into it. And it will perform just as you need it. Because when youre in the zone the SM31FH is built to be there with you.