JVC HA-ET90BT Manual | All You Need To Know

The JVC HA-ET90BT come with specs such as Bluetooth 4.2 with a working range of 10 meters, 3 hours of battery life + 6 hours using the charging case, 8.2mm drivers in each earbud, app support, the IPX5 dust and sweat-proof certification, and much more. Learn how to use these earbuds using this manual!

JVC HA-ET90BT | How to Use The Earbuds?

How to Pair The Earbuds?

To iOS and Android phones

Step 1: Open the lid of the charging case and take the earbuds out. After that, the earbuds will turn on automatically.

When a red and blue light starts flashing on the left earbud, and a blue light flashes on the right one, the earbuds will be ready to pair with any device.

Step 2: Turn on Bluetooth on the desired device.

Step 3: Go to the device’s Bluetooth settings.

Step 4: Select the “JVC HA-ET90BT” earbuds. If a password is needed, type “0000”. After that, a blue light will flash on both earbuds, and the pairing will be done.

To PC (Windows)

Step 1: Turn on Bluetooth on the desired device.

Step 2: Go to the settings.

Step 3: Go to “Bluetooth and other devices”.

Step 4: Click on “Add device”.

Step 5: Open the lid of the charging case and take the earbuds out. After that, the earbuds will turn on automatically.

When a red and blue light starts flashing on the left earbud, and a blue light flashes on the right one, the earbuds will be ready to pair with any device.

Step 6: Select the “JVC HA-ET90BT” earbuds. If a password is needed, type “0000”. After that, a blue light will flash on both earbuds, and the pairing will be done.

How to Wear?

Step 1: Take both earbuds out of the charging case.

Step 2: Identify the left and right earbuds.

Step 3: Choose the ear tips that best suit your ears.

Step 4: Insert the headphones into the inner canal of the ears.

Step 5: Rotate for the best possible comfort and best fit, and make sure that the microphone is pointing to the mouth.

How to Turn On and Off?

Turn on: Open the lid of the charging case and take the earbuds out. After that, the earbuds will turn on automatically.

Turn off: Place the earbuds into the charging case. After that, the earbuds will turn off automatically.

How to Control? / How to Operate? – Instructions

• Play or pause a song: Press the multifunction touch button on any of the earbuds one time.
• Turn the volume up: Press the multifunction touch button on the right earbud two times.
• Turn the volume down: Press the multifunction touch button on the left earbud two times.

How to Activate The Mono Mode?

To activate or deactivate the mono mode in these earbuds, all you have to do is to pair the earbuds to the device and take out one of the earbuds from the charging case. It will start working by itself.

How to Charge The Earbuds?

Earbuds

To charge the earbuds, all you have to do is to place them into the charging case and close the lid. The earbuds will start charging automatically.

Charging case

To charge the charging case, all you have to do is to connect the case to a USB charger or charging port with the included USB-A to C cable. It will start charging automatically.

What Do The Lights Mean?

Earbuds

• A red and blue light starts flashing on the left earbud, and a blue light flashes on the right one: The earbuds are ready to pair with any device.
• A light flashing while on the charging case: The earbuds are charging.
• Said flashing light turns steady white while on the charging case: The earbuds are fully charged.

Charging case

• The lights are flashing while charging: The case is charging.
• All lights turn off while charging: The case is fully charged.

A Guide To The JVC HA-ET90BT App

The JVC HA-ET90BT can be used alongside an app specially made for them, called JVC Headphones Manager, which is available on both the Play Store and App Store.

After downloading the app and connecting it to the earbuds, there is a main page. Here, there is the percentage of the earbuds’ battery, the possibility of configuring the sound mode according to preferences, and a feature to be able to find any earbud in case it gets lost.

Some Common Problems & Troubleshooting

Left / Right / One side of the earbuds has stopped working

If this happens, it may be because it is low on battery or it did not connect correctly with the device. To fix this, you can do the following:

1. Try charging the earbud that is not working or both, placing them in the charging case.

2. Try factory resetting the earbuds.

3. Check if the earbuds are operating within a normal working range

If that doesn’t work, the earbud is probably faulty, and I can go for a refund or replacement of it.

Left / Right / One side of the earbuds has a low volume

If this happens, it may be because the earbuds are dirty or the volume is set low. To fix this, you can do the following:

1. Try cleaning the earbud using a cotton swab or carefully clean the mesh with a pin.

2. Try factory resetting the earbuds.

The microphone is not working

If this happens, it can be because the microphone is muted, or the earbuds are badly positioned. To fix this, you can do the following:

If the microphone is muted, check the device microphone volume. If that doesn’t work, that means that there might be a defect in the earbud, so try replacing them or get a refund.

The earbuds are not connecting to Windows/laptop/PC

If the earbuds are earbuds not connecting, it can be because the Bluetooth on the computer has a pairing problem. To fix this, you can do the following:

1. Try disabling Bluetooth from nearby devices >>> then activate the pairing mode of the earbuds, pair and connect earbuds from Settings >>> Bluetooth & other devices >>> Add a new device >>>> select Bluetooth.

2. Try uninstalling and reinstalling the Bluetooth driver, or updating the Bluetooth driver. All can be done in Manage >>> Device Manager, reset earbuds (if available), and then repeat the step.

3. Try resetting the earbuds.

FAQs

We hope you now know how to operate the earphone from the above JVC HA-ET90BT manual. Want to know anything about the earphones? Do not hesitate to ask in the comments section.