How does the Bluetooth headset display the remaining battery capacity on the phone?

1. The general Bluetooth headset itself has no power display function. If the volume is small and the power storage is limited, if you get another display, this will inevitably lead to a shorter single use time.

2, Bluetooth headset to see how much power can only be seen from the matching mobile phone, but the premise is that the Bluetooth headset must have a power display on the phone (can be seen in the top bar of the phone), and not all phones Can be achieved, depending on whether the business has designed this product to do some of the functions inside the phone

For now more and more Bluetooth Headphones especially latest Bluetooth 5.0 headpones almost all support the remainning battery capacity to display on mobile phones such as our hot selling i10 tws earbuds