soundcore Liberty 4 NC Liberty Bluetooth Earbuds User Manual
- June 8, 2024
- Soundcore
Table of Contents
soundcore Liberty 4 NC Liberty Bluetooth Earbuds
Overview
This user manual provides instructions for the Soundcore Liberty 4 NC earbuds, including setup, usage, and maintenance information.
Getting Started
Before using the earbuds, ensure they are fully charged and paired with your device.
Earbud Fit
- Choose ear tips from sizes XS, S, M, L, or XL for the best fit.
- Adjust the ear-wing tips for comfort and stability.
Charging Case
The charging case has an LED indicator to show battery levels:
- Short Light indicates battery level less than 20%
- Long Light indicates battery level from 20% to 60%
- Flashing Light indicates battery level from 60% to 99%
- Solid Light for 5 minutes indicates 100% battery level
It takes approximately 3 hours to fully charge the case, with a quick 10-minute charge providing up to 4 hours of earbud use.
Pairing and Connection
To pair the earbuds, follow these steps:
- Open the charging case to enter pairing mode.
- Confirm pairing on your device when “soundcore Liberty 4 NC” appears.
LED flashes indicate pairing status with short flashes for pairing and longer, connected flashes.
Controls
The earbuds support touch controls for various functions such as play/pause, track skipping, and activating voice assistants.
Playback Control
Touch controls allow you to play/pause music, skip tracks, and adjust
volume.
ANC and Transparency Mode
Toggle between Active Noise Cancellation and Transparency modes to suit
your listening preferences.
Specifications
| Parameter | Specification |
|---|---|
| Input | 5V — 0.8A |
| Rated Output Power | 5 mW |
| Battery Capacity | 53mAh x 2 (Earbuds); 800mAh (Charging Case) |
| Charging Time | Approx. 3 hours (USB-C Port) |
| Playtime | Up to 8 hours (ANC Off); Up to 6 hours (ANC On) |
| Driver Size | 11mm Dynamic Driver |
| Frequency Response | 20 Hz – 40 kHz |
| Impedance | 10 Ω |
| Waterproof Level | IPX4 |
| Bluetooth Version | Bluetooth 5.3 |
| Bluetooth Range | 10m |
LED Indicator Guide
The LED indicators on the earbuds and charging case show the status of the device:
- Off status: LED off
- Charging status: LED cycling through red
- Fully charged status: Solid red LED for 5 seconds
- Battery levels: Red LED flashes for different battery levels
FAQ
How do I know when my earbuds are fully charged?
The charging case will show a solid light for 5 minutes to indicate a full charge.
What do the different LED flash patterns mean?
Short flashes indicate the battery is below 20%, long flashes indicate a battery level between 20% and 60%, and flashing lights indicate a level between 60% to 99%. A solid light indicates full charge.
Can I use just one earbud at a time?
Yes, the earbuds support mono usage, allowing you to use either earbud independently.
How do I activate the ANC or Transparency mode?
Touch controls on the earbuds let you toggle between ANC and Transparency modes.
What is the Bluetooth range of the earbuds?
The earbuds have a Bluetooth range of up to 10 meters.
Are the earbuds waterproof?
The earbuds have an IPX4 waterproof rating, which provides protection against splashing water.
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