How accurate is Myzone MZ1? ✓ The MZ uses a proprietary device that's 99.4% accurate to an EKG machine. ✓ MYZONE works to help you know the exact... | By Green Bank Leisure Centre | Facebook
![FITCENT Heart Rate Monitor Chest Replacement Strap Adjustable Soft Belt Compatible for Myzone MZ-3 MZ-1 (Not for Myzone Switch) - AliExpress FITCENT Heart Rate Monitor Chest Replacement Strap Adjustable Soft Belt Compatible for Myzone MZ-3 MZ-1 (Not for Myzone Switch) - AliExpress](https://ae01.alicdn.com/kf/Sce9f00da127644b88f42b639946c38bf6.jpg_640x640Q90.jpg_.webp)
FITCENT Heart Rate Monitor Chest Replacement Strap Adjustable Soft Belt Compatible for Myzone MZ-3 MZ-1 (Not for Myzone Switch) - AliExpress
![F45 Lionheart and MyZone MZ-1 Trackers, Sports Equipment, Other Sports Equipment and Supplies on Carousell F45 Lionheart and MyZone MZ-1 Trackers, Sports Equipment, Other Sports Equipment and Supplies on Carousell](https://media.karousell.com/media/photos/products/2023/12/23/f45_lionheart_and_myzone_mz1_t_1703321221_d175f29a.jpg)