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The QCY T18 true-wireless headphones are ideal for any occasion, whether at home, at the gym, running, or hiking outdoors. They are very comfortable and fit perfectly in the ears. Simply select the appropriate tip size from the 3 available size options. The QCY T18 in-ear headphones have a good sound quality and can be customized through your app.

In addition to other physical and visual features, the headphones use Bluetooth 5.2 technology to connect to other devices. You can use it on your cell phone, computer, notebook, tablet, and other devices that use Bluetooth to connect. So, if you’ve just purchased your new QCY T18 headset and you want to know how to connect it to your device properly, just follow the information below.


How to connect QCY T18 headphones on a mobile phone or tablet?

Step 1: Place the earphones inside the charging case to turn on the earphones and leave the lid open.


Step 2: Wait a few seconds for them to connect and enter pairing mode. The LED on the right earphone will turn blue.


Step 3: Next, go to your phone or tablet’s Bluetooth settings. Activate Bluetooth and wait for the headphones to be detected in the “Available devices” section. Tap “QCY-T18” to start the connection.

Step 4: Tap “Pair” to confirm and complete the connection. Once this is done, the QCY T18 headphones will already be connected to your cell phone.

Note: On iPhone or iPad, the notification asking for pairing is not displayed, yet the connection is established correctly.

How to use QCY T18 headphones?

Now that you’ve connected the headphones to your device, it’s time to know how to control listening to music, answer calls, and even activate the virtual assistant on your phone or tablet. Check the instructions below:

Default ringtones:

  • Connect earphones: open the case cover or press and hold both earphones for 1.5s.
  • Turn off headphones: put the headphones into the case and close the lid or press and hold the 2 headphones for 1.5s.
  • Answer/end call: 2 rings on the left/right handset.
  • Reject call: press and hold right/left earphones for 1.5s.
  • Play/Pause: 1 tap the left/right earphone.
  • Play previous song: 2 quick taps on the left earcup.
  • Play the next song: 2 quick taps on the right earcup.
  • Enable/Disable Low Latency (Game Mode): 3 quick taps on the right earcup.
  • Call virtual assistant Google or Siri: 3 quick taps on the left earcup.

To use additional features for ringtone setup, pre-programmed equalization, and custom sound effects such as rock, pop, bass, classic, and others, you will need to use the official QCY headphones app. For more details, continue reading below.

How to install and use the QCY App on mobile or tablet?

If you want to get the most out of your T18 headphones, you need to use the QCY App from your smartphone. The application has several additional functions and features for headphones, including the possibility to customize the equalizer for better sound quality. Check the instructions below:

First, make sure your phone/tablet’s Location and Bluetooth are turned on. Then, open the Play Store app and search for QCY or use these links to install on Android or iOS .

Once the installation is complete, open it and agree to the Terms of Use and Privacy. If you don’t have an account yet, enter your email address to receive the verification code. Then confirm the code, enter your password, and click the register button. Enter your email and password, check the box to agree to the privacy terms, and click “Login” to log in to your account.

After completing the steps above, tap “Authorize” in the pop-up that opens, allow access to your device’s location, and connect the headphones.

By default, the connection is made automatically, if not, tap on “Add headphones”, select T18, and wait for the process to complete.

Q App: Status, Sound, and Settings

Headphones status:

Accessing the “Status” tab from the app’s homepage, you can check whenever you want to see how the battery level is on your right or left earbud.

Headphones status

Sound and sound effects:

Do you like to listen to your favorite songs with a more bass or treble sound? Accessing the “Sound” tab, you get several pre-programmed sound modes. In the sound effects options in the EQ mode section, you can select between default, rock, pop, bass, soft, or classic, or go to “Custom” to make the sound according to your taste, and you can also save this setting.

Sound and sound effects


The QCY app also offers the possibility to customize ringtones for one or more earphone functions. In addition, you can also find in the settings tab, the “Find headset” feature to locate forgotten/lost headphones, game mode, update firmware, and more settings. In this last option, access to reset all the settings made in the app.


Once you have connected your mobile phone and followed the instructions to download, install and configure the app, you will now be able to enjoy all the functions and features of your QCY T18 headphones. I hope this information has helped you.


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