Xiaomi’s Haylou wireless headphones: how to connect, configure and use

Haylou’s wireless headphones are a budget line of accessories from the Xiaomi ecosystem, combining quality sound, convenience and advanced features at an affordable price. GT1, GT6 or MorphPods T19 They've become popular thanks to a stable Bluetooth connection, long battery life, and support for modern audio codecs, but even these simple devices have nuances in control, connectivity, and configuration that are not always written about in the brief instructions.

In this article, you’ll find a step-by-step guide to working with Haylou headphones: from the first turn on to fine-tuning the sound and solving typical problems. We'll learn how to sync your headphones to your phone, control gesture playback, activate low latency for gaming, and give you tips on how to extend battery life (GT6, T15 Pro, T19), But most of the instructions are also suitable for older versions.

If you’ve just unpacked a Haylou box or have been using it for a long time, but you want to unlock the full potential, this article will help you avoid errors and use your device 100%. Let’s start with the most important thing: how to connect your headphones to a smartphone or other device.

1. First turn on and connect to the phone

Before the first use of the headphones Haylou need to charge the case (if it is discharged) and activate the pairing mode (GT1, GT6, T15) And you just have to open the case cover, and the headphones automatically turn on and go into search mode:

For models with a pairing button (for example, Haylou) GT2 or T19) You'll need to hold it for 3 to 5 seconds until the light flashes red and blue, and that's a signal that the device is ready to connect.

Follow the instructions:

1. Open the Settings. → Bluetooth on your smartphone.
2. In the list of available devices, find the name of your model (for example, Haylou). GT6 or LE-Haylou-T15).
3. Click on the name to pair. Some phones may require code confirmation (usually 0000 or 1234).

Once connected successfully, the headphones will automatically sync to the phone when you open the case. If the connection is not established, check:

• 🔋 Case and headphone charge level (the indicator on the case should be white or green).
• 📱 Compatibility of your smartphone: Haylou works with Bluetooth 5.0+, but some functions (for example, LC3-codec GT6) Android 10 requires+ iOS 14+.
• 🔄 No conflicts with other connected devices (e.g. smartwatches or speakers).

2. Headphone control: gestures and buttons

All Haylou models support touch controls or physical buttons for playback and call control. Consider standard combinations for popular models:

For headphones with touch panels (GT6, T19, T15 Pro):

• 🎵 One touch - playback/pause.
• 🔀 Double touch – next track (right earpiece) / previous track (left earpiece).
• 📞 Triple touch – call the voice assistant (Google Assistant or Siri).
• 🔇 Holding 1-2 seconds – turning off / on the microphone during the call.

For models with buttons (GT1, GT2):

• 🎵 One click - playback / pause.
• 🔀 Double press – the next track (right earphone only).
• 📞 Triple pressing – rejecting an incoming call.
• 🔇 Retention - on / off headphones.

Please note: in some models (Haylou) T15 Pro) gestures can be reassigned via the Haylou Fun app, for example, double tap can be configured to call the last application or switch noise reduction modes.

⚠️ Warning: If the headphones don't respond to touch, try resetting them to factory settings. To do this, hold the button on the case (or touchpad on the headphones) for 10-15 seconds until the indicator flashes red 3 times.

3. Sound tuning: equalizer, noise cancellation and codec

The sound quality of Haylou is not only based on the hardware, but also on the right settings.

• 🎛️ Hardware equalizer (in the Haylou Fun app).
• 🔇 Active noise cancellation (ANC) (GT6, T15 Pro, T19).
• 📶 Audio codec AAC/SBC/LC3 (It affects the quality and delay of sound).

To tune the sound:

1. Install Haylou Fun from Google Play or the App Store.
2. Connect the headphones to the phone and open the application.
3. Go to the Sound or Equalizer section and select one of the preset profiles (Bases, Rock, Classic) or create your own.

For models with ANC (Haylou GT6, T15 Pro):

• Turn on the mode in the app or through triple tap (on some models).
• The noise reduction level can be adjusted: Weak (for the office), Medium (for transport), Strong (for the aircraft).

Important: In Haylou models GT6 and T19 ANC It works more efficiently when you have a tight earphone fit. If the noise reduction is weak, try changing the earbuds to a larger size (they come with a package).

⚠️ Note: When using a codec LC3 (available GT6 The audio delay is minimal, but some apps (e.g. YouTube) can automatically switch to the audio. AAC, This will increase the lag to 100-150 ms. To avoid this, select Sound Quality Priority in your Bluetooth phone settings.

4. Low-latency modes for games and videos

One of the biggest problems with wireless headphones is the lag, which is especially noticeable in games or when watching videos, and Haylou solves this problem in two ways:

1. Low Latency mode – available in models GT6, T15 Pro, T19.
2. Use of a codec LC3 (Only for devices with Bluetooth 5.2+).

To activate the low delay mode:

1. Open the Haylou Fun app.
2. Go to Settings. → Game mode (or Low Latency mode).
3. Turn on the option. Some models require triple right earbud touch.

If the lag remains, try:

• 📱 Reconnect the headphones to the phone.
• 🔄 Disable other Bluetooth devices (they may interfere with the device).
• 🎮 In games, use the phone’s external speaker to synchronize sound with video (if lag is critical).

⚠️ Warning: Low latency can reduce battery life by 10-15% as headphones run on increased data transmission power.

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If you play on a PC, connect Haylou headphones via a Bluetooth adapter with aptX Low Latency support (e.g. Asus). USB-BT500). This will reduce latency to 40-60 ms even in older headphone models.

5. Battery charging and care

The Haylou operating time depends on the model:

• 🔋 GT1/GT2 — before 4–5 single-charged, 12–15 case-hour.
• 🔋 GT6 — up to 6-7 hours ANC — 4-5 hours).
• 🔋 T15 Pro/T19 — before 8–10 hours ANC — 5–6 hours).

To extend the battery life:

• 🔌 Do not leave your headphones on charge for more than 2-3 hours after full charge.
• 🌡️ Avoid overheating (do not charge in direct sunlight or near heat sources).
• 🔄 Once every 1-2 months, discharge the headphones to 0% and charge up to 100% to calibrate the battery controller.

If the headphones are discharged quickly:

1. Check if it's always on. ANC or Game mode.
2. Update your firmware through Haylou Fun (new versions optimized for energy consumption).
3. Use monomode (one earpiece) if you don't need stereo.

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For maximum battery life, keep the headphone charge in the range of 20-80%. Full discharge and charge up to 100% is recommended no more than 1 time per month.

6. Solving typical problems

Even reliable Haylou headphones can have problems, and let’s look at the most common ones and how to fix them:

Problem 1: Headphones don’t connect to the phone

• 🔄 Reboot Bluetooth on your phone (Settings) → Bluetooth → Off./On.).
• 🧲 Remove the headphones from the list of associated devices and connect again.
• 🔋 Check the charge of the case (the indicator should burn white when opened).
• 🔄 Reset the headphones to factory settings (hold the button on the case for 10 seconds).

Problem 2: The sound is interrupted or distorted

• 📶 Make sure there are no obstacles between the phone and the headphones (walls, metal objects).
• 🔄 Disable other Bluetooth devices (they may interfere with the device).
• 🎵 In Bluetooth phone settings, select Sound Quality Priority (if available).
• 🔄 Update your headphones through Haylou Fun.

Problem 3: One earphone is not working

• 🔄 Reboot the headphones (put in the case for 10 seconds, then pull out).
• 🧲 Check if the mono mode is enabled (in some models it is activated by double touch).
• 🔧 Clean contacts on the headphone and in the case (use a cotton swab dipped with alcohol).
• 🔄 If the problem remains, reset the headphone settings.

Problem 4: The microphone is not working during calls

• 🎤 Check if the microphone is closed (the hole next to the touchpad).
• 🔄 Enable microphone amplification in phone settings (Settings) → Special facilities → Sound amplification).
• 📱 Make sure that Haylou is selected as the output device for calls (Settings) → Sound. → Output device).

7 Additional functions: voice assistant, monomode, multiconnection

Haylou headphones support several useful features that many users are unaware of:

1.Voice assistant

To activate Google Assistant or Siri:

• 🎤 On models with touch control, make a triple touch on any earpiece.
• 📱 Make sure the default voice assistant is on the phone.

2. Monoregime (one earpiece)

If you only need one headphone:

• 🎧 Take out of the case only the right or left earphone – it will automatically connect.
• 🔄 In some models (GT6, T19) monomode is enabled by double touch.

3. Multi-connection (Dual Connection)

Some models (Haylou) T15 Pro, T19) Support simultaneous connection to two devices (e.g., phone and laptop) to activate:

1. Connect the headphones to the first device.
2. Open the case cover and hold the pairing button for 5 seconds until the indicator starts flashing blue and red.
3. Connect the second device via Bluetooth.

⚠️ Warning: Multi-connection mode may experience increased latency (up to 150–200 ms) due to switching between devices.

8. Update firmware and reset settings

Regular firmware updates improve connection stability, sound quality and add new features.To update Haylou:

1. Install the Haylou Fun app.
2. Put the headphones on the phone.
3. Open the application and go to Settings → Firmware Update.
4. If a new version is available, click Update and wait until it is completed (don’t turn off the headphones!).

⚠️ Attention: Don't interrupt the update process! If the headphones go off during firmware, they may fail:

• 🔄 Close the application and restart it.
• 🔋 Make sure the headphone charge level is at least 30%.
• 📱 Reconnect the headphones to the phone.

If the headphones started to work incorrectly (for example, spontaneously turn off or do not respond to gestures), reset to factory settings:

1. Put the headphones in the case.
2. Hold the button on the case (or touchpad on headphones) for 10-15 seconds until the indicator flashes red 3 times.
3. After resetting, reconnect the headphones.

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Updating your firmware can solve connectivity, latency, and autonomy issues. Check for updates every 1-2 months.

FAQ: Frequent questions about Haylou headphones