theverge
Sennheiser’s new fitness buds do heart rate tracking right
These buds are a more comfy replacement for a chest strap.
For once, I didn’t have to worry about a fiddly fit getting in the way of heart rate tracking.
These buds are a more comfy replacement for a chest strap.
For once, I didn’t have to worry about a fiddly fit getting in the way of heart rate tracking.
