Motorola 3.5mm SF200 Sports Headphones - Original OEM MOTSF200HST - Retail Packaging - Black (Discontinued by Manufacturer) High-Definition audio with 13mm dynamic drivers and acoustic porting for rich bass response In-line music controls Sweat-proof, made for exercise What's included: SF200 sports headphones, 4 sizes of ear cushions, pouch and quick start guide. Includes 4 sizes of ear cushions to ensure a comfortable fit.