The button inside the charging case is used to initiate manual pairing mode for an additional phone or audio device, or to check the battery status of the charging case and the earbuds.
PRESS & HOLD
To pair an additional phone or audio device follow the steps below:
Place both earbuds into the charging case and close the lid.
Open the charging case and press and hold the case button until the three LEDs start blinking white.
On your Bluetooth audio device, go to Bluetooth settings and ensure Bluetooth is enabled.
Select ‘Jaybird Vista 2’ in the list of discovered devices. Once connected, the white LEDs will turn off.
A single press of the charging case button can be used to check the battery status of the earbuds and the charging case as shown below: