From now on (September 12, 2021), the digital communication Bluetooth protocol has been upgraded to version 5.1, and both have passed the formal approval and certification of FCC and CE.
FCC ID : 2AAQQHR9
And apply the update to
1. Pure Heartbeat Series: Lite
2. Heartbeat + HRV series: HRV
3. Heartbeat, HRV + 5.3 KHz Pulse
4.EQUINE HEART RATE MONITOR LUXURY SYSTEM
