1) Remove the left unit from the charging cradle.
when powered on automatically, turn it off by pressing and holding the button for 5 seconds.
* Please make sure the right unit is placed in the charging cradle.
2) Press and hold the button for 7 seconds to enter pairing mode.
(You can hear "Pairing Mode" when the earbud enter pairing mode.)
3) Turn on Bluetooth function in Settings > Bluetooth
4) Tap CR5 Bluetooth R detected in Available Devices/Other Devices to complete the connecting

* Please remove the one of earbuds to use from the charging cradle once paring each earbud.
* Using both the earbuds simultaneously in single mode within close distance to each other is not possible. (They automatically enter dual mode.)
* In the case of the earphones failing to connect automatically after pairing, please tap CR5 in Paired Device/My Device.
* After pairing, using L unit only in single or dual mode is possible .