Millet band has no wifi function, it can connect to the mobile phone for some operations, such as weather small love students data update and other functions connected to the mobile phone can be operated, but the millet band itself is not wifi function, if you need wifi function, you can buy millet watch or red rice watch, you can use wireless network connection. I hope I can help you.
The Mi Band has no wifi function and needs to be connected to the phone via Bluetooth.