4
Turning On / Turning Off
Automatically
Note: Please, remove the insulation film on the earbuds charging contact before your
first use.
1. Left/right earbuds will automatically turn on after being taken out from the
charging case.
2. Left/right earbuds will automatically turn off after being placed back to the
charging case. Red light lights up.
Manually
1. Turn ON: Long press left/right earbud for 2.5 seconds, the earbud will turn on.
2. Turn OFF: Long press left/right earbud for 8 seconds, the earbud will turn off.
Notes
1. Both left and right earbuds will automatically turn off after 5 minutes of not being
paired together.
2. Left/right earbuds will automatically turn off if the battery power is too low.
Pairing
Double Earbuds Mode
1. Left/right earbuds will automatically pair to each other after both turned on.
2. When pairing is successful, “main earbud” prompts “Du” while “auxiliary earbud”
prompts “DuDu” (“main” and “auxiliary” earbud switch automatically). Blue light
will flash on both earbuds every half a second until Bluetooth device is
connected.
3. Turn on Bluetooth function on your device and connect to the Bluetooth device
named “BY-AP1”.
Single Earbud Mode
1. Turn on either left or right earbud and wait until blue light flashes every half a
second.
2. Turn on Bluetooth function on your device and connect to the Bluetooth device
named “BY-AP1”.
Reconnect
The earbuds will automatically connect with last connected device after turned on again.