SMS Audio Bio Sport Earbud with Heart Monitor, Black, Grey 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 favorite 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

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Something not quite right? You have 28 days from the day you receive it, to send something back.

Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.

Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.

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