Huawei Band B3 Online Help Manual page 18

HUAWEI Band B3
Online Help
2.9 Preserving your headset
The headset is small and may be easily lost. When you have finished using it, follow the
instructions below to put it back in the strap.
Issue 01(2016-05-18)
Due to carrier network reasons, making calls with multiple parties is not supported on some phones.
When you are placing the headset in the strap, make sure the front end of the earcap is flat and not bent.
The headset fits in its place when you hear a "click" sound.
2 Bluetooth calling
17