How to get SG188 into Bluetooth Pairing Mode?

1. Open the two frames.
2. Wait for a few seconds it will enter pairing mode automatically, the LED will flash Blue&Red.

Note:For the first time use , the SG188 will automatically enter into pairing mode. If not the first time use, it will automatically connect to the last device . If you want to use the SG188 to connect with a new device, please make sure the last paired one is turned off, then open the SG188 temples, and it will turn into pairing mode (Blue&Red flashing)after 10s.