To connect the mobile device with Bluetooth, please refer to the following steps：
1. Pull down the phone notification center and long-press the Bluetooth switch to enter Bluetooth and turn on the switch.
2. Long-press the Bluetooth headset power-on button until the indicator light flashes to enter the "pairable mode".
3. Find the Bluetooth headset name in the Bluetooth interface of the mobile phone and click to complete the pairing connection.
Note: mobile phones and Bluetooth headsets need to be placed within an effective range of 10m.
Different brands or models of Bluetooth headsets may have different operation methods to enter the "pairable mode". It is recommended that you refer to the operation manual of Bluetooth headsets. For non-realme products, it is recommended that you contact the customer service of the product for help. Thanks.