Great video from our guy upir… Next is a 3 Peripherals to 1 Central with 6 Notifications concurrently. Stay tuned for more Robust BLE projects 
This will give you some idea of what BLE can do and so much more , if you know how!
Cover a lot of coding POV’s for Sensors and BLE.
something for the “Experts” here and the rest of us enjoy, 