> Connecting (Power On) > Pairing (Registering a device)

Pairing (Registering a device)

The method of operation varies depending on the connection.

Pairing for the First Time

1Take out both sides of the earphones.

connecting 1 New TWS
  1. After the earphones are taken out, the L (left) and R (right) indicators light up in blue for 1 second, and the power turns on automatically.

  2. When the L and R earphones are connected with each other, the R indicator starts to flash slowly.

  3. After a short while, the L indicator starts to flash quickly and alternately between red and blue, and a voice message saying “pairing” can be heard from the L earphone.

  4. connecting TWS

When there is an interval between the timing when the L and R earphones are taken out from the charging case, connection between them may fail. In this case, put the earphones back into the charging case, wait till their power goes off and repeat the steps again.

For this product, the L earphone is the master unit. In other words, the L earphone is used to connect to a device as well as the R earphone.

2Turn on the Bluetooth function of the BLUETOOTH device.

connecting 2 New

3Select “HA-ET90BT” from the device list.

connecting 3 ET90

After connection is established, both the L and R indicators will flash slowly in blue, and the earphones can now be used for listening to music.

blue_flash TWS

During the pairing process, the BLUETOOTH device may require input of a PIN code. In such a case, enter “0000” as the PIN code for the System.

If connection (pairing) is not completed within 5 minutes after the indicator starts flashing, the System automatically turns itself off.

1Press and hold the Multi Button TWS button on both the L and R earphones at the same time for 2 seconds.

PLAY button TWS

2The power of the L and R earphones turns on. When the L indicator starts to flash quickly and alternately between red and blue (or when a voice message saying “pairing” is heard from the L earphone), release your finger from the button.

connecting TWS

If the L indicator does not flash alternately between red and blue, turn off the power of the earphone and repeat the steps. Power Off

3Turn on the Bluetooth function of the BLUETOOTH device.

connecting 2 New

4Select “HA-ET90BT” from the device list.

connecting 3 ET90

After connection is established, both the L and R indicators will flash slowly in blue, and the earphones can now be used for listening to music.

blue_flash TWS

During the pairing process, the BLUETOOTH device may require input of a PIN code. In such a case, enter “0000” as the PIN code for the System.

If connection (pairing) is not completed within 5 minutes after the indicator starts flashing, the System automatically turns itself off.

Pairing the Second and Subsequent Devices

1Turn off the Bluetooth function of the device that was last paired.

2Take out both sides of the earphones.

connecting 1 New TWS
  1. After the earphones are taken out, the L and R indicators light up in blue for 1 second, and the power turns on automatically.

  2. When the L and R earphones are connected with each other, the R indicator starts to flash slowly.

When there is an interval between the timing when the L and R earphones are taken out from the charging case, connection between them may fail. In this case, put the earphones back into the charging case, wait till their power goes off and repeat the steps again.

3Press and hold the Multi Button TWS button on the L earphone for about 2 seconds.

Pressing and holding down the Multi Button TWS button on the L earphone for about 4 seconds turns off the power of the earphones. If the power is turned off, place them back in the charging case and repeat the steps from the beginning.

4When the L indicator starts to flash quickly and alternately between red and blue (or when a voice message saying “pairing” is heard from the L earphone), release your finger from the button.

connecting TWS

5Turn on the Bluetooth function of the BLUETOOTH device.

connecting 2 New

6Select “HA-ET90BT” from the device list.

connecting 3 ET90

After connection is established, both the L and R indicators will flash slowly in blue, and the earphones can now be used for listening to music.

blue_flash TWS

During the pairing process, the BLUETOOTH device may require input of a PIN code. In such a case, enter “0000” as the PIN code for the System.

If connection (pairing) is not completed within 5 minutes after the indicator starts flashing, the System automatically turns itself off.

1With the power of the earphones turned off, press and hold the Multi Button TWS button on the L earphone for about 7 seconds.

PLAY button (L) TWS

Pressing and holding down the Multi Button TWS button on the L earphone for about 15 seconds initializes the settings of the earphones. In this case, perform the steps in Pairing (Registering a Device) again after the L and R earphones are initialized. Restoring the settings to the initial state

2When the power of the L earphone turns on and the L indicator starts to flash quickly and alternately between red and blue (or when a voice message saying “pairing” is heard from the L earphone), release your finger from the button.

connecting TWS_L

3Turn on the Bluetooth function of the BLUETOOTH device.

connecting 2 New

4Select “HA-ET90BT” from the device list.

connecting 3 ET90

When the L earphone is successfully connected to the device, the L indicator starts to flash slowly.

blue_flash TWS_L

5Press and hold the Multi Button TWS button on the R earphone for about 2 seconds. The R indicator lights up in blue for 1 second and the power turns on. Release your finger after the R indicator lights up. It is now connected to the L earphone.

PLAY button (R) TWS

After connection between the L and R earphones is established, the R indicator will flash slowly in blue, and the earphones can now be used for listening to music.

blue_flash TWS

Pressing and holding down the Multi Button TWS button on the R earphone for about 15 seconds initializes the settings of the earphones. In this case, perform the steps in Pairing (Registering a Device) again after the L and R earphones are initialized. Restoring the settings to the initial state