This manual covers pairing, charging, using features like noise cancellation and 3D audio, firmware updates, and device specifications for the Soundcore…
This user manual provides instructions for the Soundcore Liberty 4 wireless earbuds, including pairing with devices, charging the earbuds and charging case, and using the Soundcore app to customize settings. It details how to switch between modes such as noise cancellation, transparency, and 3D audio, as well as how to perform firmware updates. This manual is written in Japanese.
| Input | 5 V 1 A |
|---|---|
| Rated Output | 5 mW |
| Battery Capacity (Earbuds) | 73 mAh x 2 |
| Battery Capacity (Charging Case) | 500 mAh |
| Charging Time | Max 2 hours |
| Playback Time (ANC Off) | Max 9 hours |
| Playback Time (ANC On) | Max 7 hours |
| Driver Unit | 6 mm and 9.2 mm coaxial dual dynamic drivers |
| Frequency Response | 20 Hz - 40 kHz |
| Electrical Resistance | 16 Ω |
| Waterproof Rating | IPX4 (Earbuds only) |
| Communication Method | Bluetooth 5.3 |
| Bluetooth Operating Range | 10 m |
Open the charging case; the earbuds turn on automatically and enter Bluetooth pairing mode. Select 'Soundcore Liberty 4' in your device's Bluetooth settings.
Yes, the Soundcore app allows for heart rate monitoring, stress detection, and workout features, but this function is only available when the earbuds are worn.
Playback automatically pauses when either earbud is removed and resumes when it is put back in.
Place both earbuds in the open case and hold the button on the case for 10 seconds until the LED indicator flashes white three times.