It’s not the number of steps that count. It’s how much heart you put into it.
The world’s most accurate heart rate monitor and first fitness tracker to feature pai.
Mio Slice is the first band to display PAI on the wrist, allowing people to easily understand their heart rate data and quantify the benefits of physical activity. Slice is designed for both casual wear and workout tracking, measuring daily activity and sleep for up to 5 days at a time.
Personal activity intelligence
Get real-time heart rate intensity feedback with a personal score.
Heart rate technology
Best in class, most accurate heart rate tracking, 24/7.