These SMS Audio BioSport Smart Earbuds with Integrated Heart Monitors that are regularly $29.99, drop from $14.99 to $9.99 when you apply our exclusive code BRADSM5 in your cart at TechRabbit. Plus, the shipping is free. This is the best price we could find for these headphones anywhere. These sport headphones are IPX4 rated for water and sweat resistance, and have built-in heart rate monitors that are compatible with most major fitness apps. Three colors are available and there is no sales tax (except NJ).