SoundCore Liberty 4 True-Wireless Earbuds A3953 User Manual

June 13, 2024
Soundcore

SoundCore Liberty 4 True-Wireless Earbuds A3953

SoundCore Liberty 4 True-Wireless Earbuds A3953

USER MANUAL

APP

APP

Download the soundcore 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 soundcore app, update it to the latest version in your mobile app store.

WEARING

WEARING

Choose the Ear Tips that fit your ears best and take a fit test in the soundcore app to ensure you get the best ANC performance.

CHARGING

CHARGING

1. Place the earbuds in the charging case and close it.

  • Fully dry off the earbuds and the USB-C charging port before charging.

CHARGING

2. 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.

POWERING ON & PAIRING

POWERING

Open the charging case, the earbuds will automatically power on and enter Bluetooth pairing mode. Select “soundcore 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

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

CONTROLS

In the app, you can customize controls for audio, voice assistant, and ambient sound modes*.

*These controls do not work for calls.

CONTROLS

CONTROLS

WELLNESS

WELLNESS

Use the soundcore 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

Spatial Audio places sound all around you to create an immersive listening experience. You can enable Spatial Audio and customize it in the soundcore 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.

1. Go to settings in the soundcore app.
2. Click on “Sound Mode”.

Preferred audio quality

3. Select “Preferred audio quality” to switch to LDAC codec.
4. You will be notified that the earbuds do not support LDAC when connected to two devices. Select “Turn on” to continue.
5. It takes about 10 seconds to switch audio codecs. You may be requested to update the earbuds’ firmware if available.

WEARING DETECTION

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

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

LED LIGHT GUIDE

LED LIGHT GUIDE

LED LIGHT GUIDE

LED LIGHT GUIDE

LED

FIRMWARE UPDATE

You will be informed once the new version of firmware is detected when you connect the earbuds with 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.

SPECS

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| IPX4
Bluetooth version| 5.3
Bluetooth range| 10 m / 33 ft


Support Videos

How to re-pair and reset Liberty 4

How to Wear Liberty 4 and Change Eartips

How to use Spatial Audio with Liberty 4

How to use squeeze control on Liberty 4

How to use Liberty 4 Wellness features

How to Clean Your Headphones


DOWNLOAD

SoundCore Liberty 4 True-Wireless Earbuds A3953 User Manual – [Download PDF]

SoundCore Liberty 4 True-Wireless Earbuds A3953 Quick Start Guide – [Download PDF]

EU Declaration of Conformity for soundcore Liberty 4_A3953 – [Download PDF]

UK&CA Declaration of Conformity for soundcore Liberty 4_A3953 – [Download PDF]


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