Turn on Bluetooth on your device
Open the charging case of the Sony earbuds
Remove the earbuds from the case
Press and hold the pairing button on the case until the indicator flashes
Open Bluetooth settings on your phone, tablet, or computer
Select the Sony earbuds from the available devices list
Confirm pairing if prompted
Wait until the connection is complete
Test the earbuds by playing audio
Reconnect by opening the case or selecting the earbuds from Bluetooth settings