Place the earphones inside the charging case and keep the case open
2. Press and hold the button on the charging case for 3 seconds
3. Release the button after the blue indicator light on the charging case
has flickered twice
4. Choose “OpenRock Pro” from the Bluetooth list on the device to be
paired
5. The LED indicator will light up blue for 1 second after successful
pairing
6. Take out the earphones to use