SMS Audio Bio Sport Earbud with Heart Monitor[Black/Grey]

SMS Audio Bio Sport Earbud with Heart Monitor Feel the Music – Professionally tuned 12mm drivers deliver crisp vocals, tight bass, and dynamic mid-tones. This is studio-mastered sound on the go. Lose the Strap – Now you can track your heart rate while listening to your favourite tracks without an uncomfortable strap or multiple devices. Dive In – SMS Audio BioSport Earbuds are IPX4-rated for resistance to sweat and water. Throw out the Batteries – The 3.5 mm gold-plated audio jack delivers all the power you’ll ever need for biometric monitoring. There is nothing to replace or recharge. Track Results – SMS Audio BioSport Earbuds are compatible with major fitness apps, so you can stay in shape and on track. Such as Run Keeper