soundcore Liberty 4 Wireless Earbuds User Manual
- June 9, 2024
- Soundcore
Table of Contents
soundcore Liberty 4 Wireless Earbuds
APP
Download the sound core app to enhance your experience with features including heart rate monitoring, spatial audio, ambient sound modes, HearID Sound, custom controls, firmware updates, and more. If your earbuds cannot connect with the sound core app, update it to the latest version in your mobile app store.
WEARING
Choose the Ear Tips that fit your ears best and take a fit test in the sound core app to ensure you get the best ANC performance.
CHARGING
- Place the earbuds in the charging case and close it.
- Fully dry off the earbuds and the USB-C charging port before charging.
- Fully dry off the earbuds and the USB-C charging port before charging.
- Connect the charging case to the power supply by using a certified USB-C charging cable. Alternatively, position the charging case at the center of your wireless charger for wireless charging.
- Fully charge both the earbuds and the charging case before the first use.
- Fully charge both the earbuds and the charging case before the first use.
POWERING ON & PAIRING
Open the charging case, the earbuds will automatically power on and enter Bluetooth pairing mode. Select “soundscore Liberty 4” from your device’s Bluetooth list when connecting for the first time.
DUAL CONNECTIONS
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 and select Dual Connections > Connect New Device.
MANUAL PAIRING
To manually enter Bluetooth pairing mode, place the earbuds in the charging
case and leave the case open, then press and hold the button on the charging
case for 3 seconds until the LED indicators flash white rapidly.
CONTROLS
In the app, you can customize controls for audio, voice assistant, and ambient sound modes. These controls do not work for calls.
| TWS mode | Mono mode | |
|---|---|---|
| Play/Pause | Press once (L/R) | Press once |
| Next track | Press three times (R) | Press twice |
| Previous track | Press three times (L) | / |
| Answer/End a call | Press twice (L/R) | / |
| Reject a call | Press three times (L/R) | / |
| Switch ambient sound modes (ANC/Transparency/ Normal) |
Press twice (L/R)
|
/
| Activate voice assistant software| /| Press three times
WELLNESS
Use the soundscore Wellness* feature for heart rate monitoring, stress
detection, workouts, and more. Only available when you are wearing the right
earbud. There is a red light when your blood oxygen is being measured
.
SPATIAL AUDIO
Spatial Audio places sound all around you to create an immersive listening experience. You can enable Spatial Audio and customize it in the sound core app.
- Head Tracking: Hear surround sound that follows your head movement.
- Fixed: Listen to Spatial Audio without head tracking.
AMBIENT SOUND
You can select HearID ANC, transparency, or normal mode in the soundcore
app.
- HearID ANC: Take the ear canal test and tailor your noise cancellation experience.
- Transparency: Stay aware of your surroundings while listening to music.
LDAC
- Use devices powered by Android 8.0 or later to experience LDAC-quality sound.
- LDAC provides higher-quality sound, increases power consumption, and reduces playtime.
- Enable LDAC in a low-interference environment to ensure a stable Bluetooth connection.
- Go to settings in the soundcore app.
- Click on “Sound Mode”.
- Select “Preferred audio quality” to switch to LDAC codec.
- You will be notified that the earbuds do not support LDAC when connected to two devices. Select “Turn on” to continue.
- It takes about 10 seconds to switch audio codecs. You may be requested to update the earbuds’ firmware if available.
WEARING DETECTION
Playback will automatically pause when either earbud is removed and will resume again when you wear it. Wear either earbud to automatically answer an incoming call.
POWERING OFF
To power off, return the earbuds to the charging case and close the case. The
earbuds will automatically power off after 30 minutes if they are not being
worn and are not connected. The duration can be set in the soundcore app
.
RESET
Reset if the earbuds have issues pairing with each other or with other devices. Delete the pairing history from your Bluetooth device first. 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.
LED LIGHT GUIDE
| LED | Description | Battery level |
|---|---|---|
| Short light breathing red once, steady red for 5 seconds, and then off |
< 20%
| Short light breathing white once, steady white for 5 seconds, and then off|
20% – 60%
| Long light breathing white once, steady white for 5 seconds, and then off|
60% – 100%
| LED | Description | Status |
|---|---|---|
| Flashing white three times | Reset completed | |
| Flashing white | Pairing | |
| Steady white for 1 second, off for 1 second, and then flashing white slowly |
Connected
FIRMWARE UPDATE
You will be informed once the new version of firmware is detected when you connect the earbuds to the app. Ensure the earbuds are placed in the charging case and the case remains open until the firmware update is completed. During the update, ensure the earbuds are being charged and avoid any usage.
SPECIFICATION
Specifications are subject to change without notice.
| Input | 5 V __ 1 A |
|---|---|
| Rated output power | 5 mW |
| Battery capacity | 73mAh x 2 (earbuds); 500mAh (charging case) |
| Charging time | Up to 2 hours |
Playtime
(with ANC off)
| Up to 9 hours (Total 28 hours with the charging case)
Playtime
(with ANC on)
| Up to 7 hours (Total 24 hours with the charging case)
Driver unit| 6mm and 9.2mm, coaxial dual dynamic driver
Frequency response| 20 Hz – 40 kHz
Impedance| 16 Ω
Waterproof level (Earbuds)| IPX4
Bluetooth version| 5.3
Bluetooth range| 10 m / 33 ft
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