Liberty 4 | High-Quality Sound True Wireless Earbuds
All-New True Wireless Earbuds with Premium Sound and Spatial Audio
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Crisp, clear sound via ACAA™️ 3.0 Coaxial Acoustic System
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360° immersive spatial audio with music and movie modes
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CloudComfort™️ ear tips for long-lasting comfort
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All-new heart rate sensor with soundcore app
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HearID personalized active noise cancelling
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9/28 hours of playtime for all-day listening
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Note: For peak performance, please use the soundcore app and update to the latest firmware.
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Liberty 4 | High-Quality Sound True Wireless Earbuds
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Crisp, Clear Sound
Our upgraded ACAA 3.0 technology has two dynamic drivers to deliver crisp and clear sound.
Crisp, Clear Sound
Our upgraded ACAA 3.0 technology has two dynamic drivers to deliver crisp and clear sound.
Immerse Yourself
Feel like you're at the center of the sound with 360° Spatial Audio surrounding you from all directions.
Immerse Yourself
Feel like you're at the center of the sound with 360° Spatial Audio surrounding you from all directions.
Cloud-Like Comfort
The flexible dual-layer structure relieves pressure on your ear canals for all-day comfort.
Cloud-Like Comfort
The flexible dual-layer structure relieves pressure on your ear canals for all-day comfort.
A Soundtrack for Your Day
Recharge Liberty 4's case with a wireless charger or USB-C cable. The earbuds' playtime is extended to up to 28 hours with the case and you can get up to 3 hours of listening from a 15-minute charge.
A Soundtrack for Your Day
Recharge Liberty 4's case with a wireless charger or USB-C cable. The earbuds' playtime is extended to up to 28 hours with the case and you can get up to 3 hours of listening from a 15-minute charge.
FAQ
How-To Videos
Wearing
-Liberty 4 comes with 4 sizes of ear wings and ear tips in S, M, M2, L. M2 is longer than the standard M size and fits deeper in your ear canal. Choose a size that fits your ears best.
- Ensure you are wearing the left and right earbuds on the correct side.
- If you're still not sure about the fit, take the Fit Test in the soundcore app.
- Ensure you are wearing the left and right earbuds on the correct side.
- If you're still not sure about the fit, take the Fit Test in the soundcore app.
No. Due to the heart rate tracking related function, the ear tips need to be transparent. Changing to third-party ear tips will affect the heart rate function. If necessary, please contact our customer support team for replacement ear tips.
1. Ensure you are wearing the earbuds correctly and they have detected that you are wearing them.
2. Pinch the lower end of the earphone handle (at the groove) with two fingers. You'll hear a "click" sound to signify that the operation was successful.
3.You can customize the controls and the squeeze force in the soundcore app.
2. Pinch the lower end of the earphone handle (at the groove) with two fingers. You'll hear a "click" sound to signify that the operation was successful.
3.You can customize the controls and the squeeze force in the soundcore app.
Operation
Turn On:
Slide up to open the charging case to automatically turn on Liberty 4.
Turn Off：
- Put the earbuds back into the charging case. The earbuds will disconnect after 10 seconds.
- The earbuds will also turn off automatically when the earbuds are outside the case, not being worn, and have been disconnected from your device for 30 minutes. (The auto power off time can be customized in the soundcore app.)
- When you are wearing the earbuds, they will only turn off when the battery runs out.
Slide up to open the charging case to automatically turn on Liberty 4.
Turn Off：
- Put the earbuds back into the charging case. The earbuds will disconnect after 10 seconds.
- The earbuds will also turn off automatically when the earbuds are outside the case, not being worn, and have been disconnected from your device for 30 minutes. (The auto power off time can be customized in the soundcore app.)
- When you are wearing the earbuds, they will only turn off when the battery runs out.
You can customize the controls according to your preferences via the app.
1. Go to the App Store or Google Play to download the soundcore app.
2. Pair your device with Liberty 4.
3. Open the soundcore app to connect with Liberty 4.
4. Select "Controls."
5. Customize the controls according to your preferences.
Note: Customized controls are not available when using a single earbud.
1. Go to the App Store or Google Play to download the soundcore app.
2. Pair your device with Liberty 4.
3. Open the soundcore app to connect with Liberty 4.
4. Select "Controls."
5. Customize the controls according to your preferences.
Note: Customized controls are not available when using a single earbud.
By default, triple-press the right earbud to go to the next track, and triple-press the left earbud to go to the previous track.
You can customize the controls according to your preferences via the app.
1. Go to the App Store or Google Play to download the soundcore app.
2. Pair your device with Liberty 4.
3. Open the soundcore app to connect with Liberty 4.
4. Select "Controls."
5. Customize the controls according to your preferences.
You can customize the controls according to your preferences via the app.
1. Go to the App Store or Google Play to download the soundcore app.
2. Pair your device with Liberty 4.
3. Open the soundcore app to connect with Liberty 4.
4. Select "Controls."
5. Customize the controls according to your preferences.
By default, press either earphone to play/pause audio.
You can customize the controls according to your preferences via the app.
1. Go to the App Store or Google Play to download the soundcore app.
2. Pair your device with Liberty 4.
3. Open the soundcore app to connect with Liberty 4.
4. Select "Controls."
5. Customize the controls according to your preferences.
Note: The music will automatically pause if you remove the earbuds. To start playing again, wear the earbuds.
You can customize the controls according to your preferences via the app.
1. Go to the App Store or Google Play to download the soundcore app.
2. Pair your device with Liberty 4.
3. Open the soundcore app to connect with Liberty 4.
4. Select "Controls."
5. Customize the controls according to your preferences.
Note: The music will automatically pause if you remove the earbuds. To start playing again, wear the earbuds.
Yes, remove one earbud from the charging case to use. If you are using two earbuds, you can put the earbud you don't want to use into the charging case and continue using the other one on its own.
Note: If you are wearing two earbuds and listening in ANC mode, it will automatically switch to Normal mode when you return one earbud to the charging case. You can customize the settings in the app if you want to use ANC mode when using one earbud.
If you wear the second earbud again, Normal mode will automatically switch back to ANC mode.
Note: If you are wearing two earbuds and listening in ANC mode, it will automatically switch to Normal mode when you return one earbud to the charging case. You can customize the settings in the app if you want to use ANC mode when using one earbud.
If you wear the second earbud again, Normal mode will automatically switch back to ANC mode.
Go to Settings > Controls in the soundcore app and choose a custom command for voice assistants.
Double-press the pressure-sensitive button on the left or right earbud until you hear a "click" sound. You can add Normal mode as a custom command via the app.
Bluetooth
Place the earbuds in the charging case and leave the case open, then press and hold the button on the case for 10 seconds until the LED indicators flash white rapidly three times.
Put the earbuds into the charging case and close for 10 seconds, then open the charging case to try pairing again.
If that doesn't work, try the following:
1) Forget the Bluetooth pairing record on your device if you have previously connected the earbuds.
2) Place the earbuds in the charging case and leave the cover open.
3) Press the reset button for 3s, the light inside the case will flash once per second, then re-pair with the device. After paring successfully, the light inside the case will stay on for 1s, then breathe in and out over 4 seconds.
If you want to connect to a new device, you need to long press and hold the reset button for 10s until you see the light effects inside the case.
4) Turn off your device's Bluetooth and turn it on again to pair with "soundcore Liberty 4".
If that doesn't work, try the following:
1) Forget the Bluetooth pairing record on your device if you have previously connected the earbuds.
2) Place the earbuds in the charging case and leave the cover open.
3) Press the reset button for 3s, the light inside the case will flash once per second, then re-pair with the device. After paring successfully, the light inside the case will stay on for 1s, then breathe in and out over 4 seconds.
If you want to connect to a new device, you need to long press and hold the reset button for 10s until you see the light effects inside the case.
4) Turn off your device's Bluetooth and turn it on again to pair with "soundcore Liberty 4".
Some environments (such as airports, offices, subways, crowded public spaces, etc.) can interfere with your Bluetooth connection. To optimize your Bluetooth connection:
1. Download videos and songs instead of streaming, as it may be related to the network environment.
2. If you have an Android phone, temporarily disable unnecessary app traffic settings on your phone.
Or you can try:
- Resetting the earbuds. See "How do I reset Liberty 4?"
- Try a different device if possible.
1. Download videos and songs instead of streaming, as it may be related to the network environment.
2. If you have an Android phone, temporarily disable unnecessary app traffic settings on your phone.
Or you can try:
- Resetting the earbuds. See "How do I reset Liberty 4?"
- Try a different device if possible.
The earbuds can connect with two devices at the same time so you can switch between them effortlessly. To pair with another device, go to Settings > Dual Connections > Connect New Device.
Charging
Yes, place the case on the wireless charging pad and make sure it's closed and centrally aligned.
Normal Mode: Up to 9 hours on a single charge/28 hours with the charging case.
Noise Cancelling Mode: Up to 7 hours on a single charge/24 hours with charging case.
Transparency Mode: Up to 7 hours on a single charge/24 hours with charging case.
Call: Up to 5 hours on a single charge/15 hours with charging case.
Noise Cancelling Mode: Up to 7 hours on a single charge/24 hours with charging case.
Transparency Mode: Up to 7 hours on a single charge/24 hours with charging case.
Call: Up to 5 hours on a single charge/15 hours with charging case.
1. Confirm the charging case has power left.
2. Clean the charging pins with a dry cloth and rubbing alcohol to ensure all charging pins on the earbuds and charging case are completely clean and dry of sweat and water. Then put the earbuds into the case.
3. Make sure the earbuds are in place. The LED light will breathe in and out to indicate that the earbuds are charging.
2. Clean the charging pins with a dry cloth and rubbing alcohol to ensure all charging pins on the earbuds and charging case are completely clean and dry of sweat and water. Then put the earbuds into the case.
3. Make sure the earbuds are in place. The LED light will breathe in and out to indicate that the earbuds are charging.
1 hour.
2 hours.
Sound
SBC, AAC, and LDAC.
Here are some tips for enhancing the sound quality and noise cancellation:
1) Try other sizes of ear tips to ensure you're using one that fits well and creates a tight seal.
2) Make sure you're wearing the earbuds in the correct position so that they create a tight seal. To check if you're wearing the earbuds in the perfect position, take the Fit Test on the soundcore app.
3) Take the HearID ANC test to personalize the noise cancelling effect.
4) Try different ANC modes to see which one suits your environment best.
Note: In a noisy environment and at high volume, you may feel that the noise cancellation performance is not as strong.
1) Try other sizes of ear tips to ensure you're using one that fits well and creates a tight seal.
2) Make sure you're wearing the earbuds in the correct position so that they create a tight seal. To check if you're wearing the earbuds in the perfect position, take the Fit Test on the soundcore app.
3) Take the HearID ANC test to personalize the noise cancelling effect.
4) Try different ANC modes to see which one suits your environment best.
Note: In a noisy environment and at high volume, you may feel that the noise cancellation performance is not as strong.
1. Download and update your soundcore app to latest version.
2. Change the sound mode to "Preferred Audio Quality" and follow the instructions to update to the latest firmware version. The LDAC codec is now enabled and will work with your LDAC compatible device. Note: The LDAC codec processing will increase the power consumption and decrease the overall playtime. Only devices with Android 8.0 or later support LDAC.
LDAC is restricted by Bluetooth bandwidth and is not supported when using multipoint connection.
2. Change the sound mode to "Preferred Audio Quality" and follow the instructions to update to the latest firmware version. The LDAC codec is now enabled and will work with your LDAC compatible device. Note: The LDAC codec processing will increase the power consumption and decrease the overall playtime. Only devices with Android 8.0 or later support LDAC.
LDAC is restricted by Bluetooth bandwidth and is not supported when using multipoint connection.
1. Put the earbuds back into the charging case at the same time, then close the charging case for at least 3 seconds and wear them again.
2. Reset the earbuds, see "How do I reset Liberty 4?
2. Reset the earbuds, see "How do I reset Liberty 4?
Spatial sound
1. Wear the earbuds.
2. Enter the soundcore app and connect Liberty 4.
3. Select Spatial Audio.
4. Spatial Audio cannot be turned on while sound effects are turned on.
5. Select Movie or Music mode to adjust the sense of distance while listening to different types of audio content.
2. Enter the soundcore app and connect Liberty 4.
3. Select Spatial Audio.
4. Spatial Audio cannot be turned on while sound effects are turned on.
5. Select Movie or Music mode to adjust the sense of distance while listening to different types of audio content.
APP - soundcore Wellness
1. Select soundcore Wellness in the soundcore app.
2. The information settings will pop up automatically when you enter soundcore Wellness for the first time. In order to get the most out of soundcore Wellness, add your personal information.
Note: Your information is for your personal use only.
3. Select the person icon on the top right of the screen to set or change information if needed.
2. The information settings will pop up automatically when you enter soundcore Wellness for the first time. In order to get the most out of soundcore Wellness, add your personal information.
Note: Your information is for your personal use only.
3. Select the person icon on the top right of the screen to set or change information if needed.
1. Once you remove Liberty 4 from the charging case, automatic calibration is needed in order to ensure the accuracy of the heart rate sensor.
2. You can toggle manual calibration in the app if you prefer.
2. You can toggle manual calibration in the app if you prefer.
The heart rate sensor is built into the right earbud, so it only works when you wear the right earbud.
The heart rate sensor detects the flow of blood in the subcutaneous blood vessels through an optical sensor, and it does so without causing damage to your body.
When measuring blood oxygen, the right ear headset will light up red.
You need to wear your Liberty 4 and keep the soundcore app open to measure your heart rate and stress changes while using the earbuds.
After activating the app, when you wear Liberty 4 and the App is running, your stress will be automatically detected, so you can check it at any time.
In the stress detection part of the app, you can turn off the real-time stress detection if you want.
In the stress detection part of the app, you can turn off the real-time stress detection if you want.
After activating soundcore Wellness, your heart rate will be automatically detected when you wear Liberty 4 and the app is running, so you can check it at any time.
You can choose to turn off real-time heart rate detection via the heart rate display. This will stop continuous monitoring of your heart rate.
You can choose to turn off real-time heart rate detection via the heart rate display. This will stop continuous monitoring of your heart rate.
soundcore Liberty 4 earbuds and the associated soundcore app are not intended for medical purposes, including self-diagnosis and medical consultation, and is suitable for general fitness and wellness use only.
Documents & Drivers
Specs
| Drivers | Dual Dynamic Drivers(9.2mm+6mm) |
| Playtime | 9H/ 28H |
| Sound | ACAA 3.0: Dual Dynamic Drivers |
| Water Resistance | IPX4 |
| Bluetooth Version | 5.3 |
| Active Noise Cancellation | Adaptive ANC |
| Fast Charging | 15 Mins = 3 Hrs |
| Calls | 6 mics with AI algorithm |
| Multipoint Connection | Yes |
| Customized EQ | HearID |
| Weight | 5.6g (Without Case) |
| Special Features | Heart Rate Sensor |
| Design | In-Ear |
| Control | Earbud Stem Control |
