A great gadget for conveniently receiving notifications about calls and messages, and as a bonus a small set of amateur fitness functions. Steps per day will roughly calculate, the phases of sleep, again, approximately control. If you really want to track your heart rate during training, then you need to take a more expensive device from Garmin or Polar. They will record the track themselves using GPS, and are compatible with normal sports trackers.
Canon Nikon Sony Panasonic FujiFilm Olympus Pentax DSLR Camera Bag, Evecase Large Vintage Canvas Messenger SLR Shoulder Strap Case - Gray
45 Review
Protect Your Earbuds On-The-Go With Small And Portable EVA Case - Perfect For Airpods, USB Drives, Cables And More!
34 Review
Protective Silicone Cover For Samsung Galaxy Buds & Buds+, Shock Resistant With Carabiner And Fast Wireless Charging Compatibility - Fironst Case For Galaxy Earbuds 2020 (Black)
52 Review
A Durable And Protective CaseSack For Bose QuietComfort And SoundLink Headphones
41 Review