1. Langkungview
The Soundcore Liberty Air X True Wireless Earbuds (Model A3902) offer a premium audio experience with advanced features designed for clarity and convenience. This manual provides comprehensive instructions for setup, operation, maintenance, and troubleshooting to ensure optimal use of your earbuds.

Figure 1: Soundcore Liberty Air X True Wireless Earbuds and Charging Case.
2. Eusi Paket
Pastikeun sadaya item aya dina bungkusan:
- Soundcore Liberty Air X True Wireless Earbuds (Left and Right)
- Ngecas Case
- Multiple EarTip Sizes (S, M, L - Medium pre-installed)
- Kabel Ngecas USB-C
- Pituduh Mimitian Gancang (henteu kalebet dina manual digital ieu)
- Safety Card (not included in this digital manual)
3. Setélan
3.1 Ngecas Earbud sareng Casing Ngecas
Saméméh dipaké munggaran, eusian pinuh ku earbuds jeung wadah ngecas.
- Teundeun earbuds kana wadah ngecas.
- Sambungkeun kabel ngecas USB-C ka port ngecas dina case jeung ka sumber kakuatan.
- Indikator LED dina wadah ngecas bakal hurung pikeun nunjukkeun status ngecas.
- A full charge provides approximately 7 hours of playtime for the earbuds, with the charging case extending total playtime to 28 hours. The charging case takes approximately 3.5 hours to fully charge.

Figure 2: Earbuds in charging case illustrating battery life. The earbuds provide 7 hours on a single charge, and the case provides an additional 21 hours, totaling 28 hours.
3.2 Choosing the Right EarTips
Selecting the correct EarTip size is crucial for optimal sound quality and a secure fit.
- Try different sizes of silicone EarTips provided.
- Choose the size that forms a snug seal in your ear canal for the best audio experience and noise isolation.

Figure 3: Illustration of the ultra-secure fit provided by soft silicone EarTips. A close-up shows the earbud design, and an inset displays a single EarTip being held.
3.3 Nyapasangkeun sareng Alat Anjeun
The earbuds use Bluetooth 5.0 for a stable connection.
- Buka wadah ngecas. Earbuds bakal otomatis asup kana mode papasangan.
- Dina alat anjeun (smartphone, tablet, komputer), buka setélan Bluetooth.
- Select "Soundcore Liberty Air X" from the list of available devices.
- Sakali disambungkeun, anjeun bakal ngadéngé konfirmasi karungu.

Figure 4: Demonstrating the rock-solid Bluetooth 5.0 connection between the earbuds and a smartphone.
4. Ngoperasikeun Earbuds
4.1 Kontrol Toél
The Liberty Air X earbuds feature integrated touch controls for easy management of music and calls.
- Control Music: Tap the touchpad to play/pause music. Double-tap for next track.
- Ngajawab Telepon: Tap the touchpad to answer or end a call.
- Aktipkeun Asisten Sora: Press and hold the touchpad to activate your device's voice assistant.

Figure 5: Visual guide to the built-in touch controls for music, calls, and voice assistant.
4.2 Call Clarity with cVc 8.0 Noise Reduction
Equipped with dual microphones and cVc 8.0 noise reduction technology, the earbuds enhance your voice while minimizing background noise during calls.

Figure 6: Diagram showing how noise-reduction microphones enhance voice pickup and eliminate background noise.
4.3 Expertly Tuned Audio
Graphene drivers provide precise sound delivery with a wide soundstage. Qualcomm aptX technology ensures high-quality Bluetooth audio transmission.

Gambar 7: Detil view of an expertly tuned graphene driver, emphasizing its precision oscillation and lightweight design for an expansive soundstage.
5. Pangropéa
5.1 beberesih
- Regularly clean the earbuds, especially the EarTips and charging contacts, with a soft, dry, lint-free cloth.
- Ulah make bahan kimia kasar atawa bahan abrasive.
- Ensure the earbuds are completely dry before placing them back in the charging case.
5.2 Panyimpenan
- Nalika henteu dianggo, simpen earbuds dina wadah ngecasna pikeun ngajagi sareng tetep dicas.
- Hindarkeun nyimpen dina suhu ekstrim atanapi kalembaban anu luhur.
6. Cara ngungkulan
| Masalah | Solusi anu mungkin |
|---|---|
| Earbuds teu dipasangkeun |
|
| Teu aya sora atanapi volume handap |
|
| sambungan intermittent |
|
7. Spésifikasi
| Fitur | Rincian |
|---|---|
| Nomer modél | A3902 |
| Sensitipitas Audio | 97dB SPL |
| Rentang Frékuénsi | 20Hz - 20kHz |
| Vérsi Bluetooth | 5.0 |
| Waktu maén (Earbuds) | Nepi ka 7 jam |
| Total Waktu Puter (kalayan Case Ngecas) | Nepi ka 28 jam |
| Ngecas Case Ngecas Time | Kira-kira. 3.5 jam |
| Tipe Kontrol | Toél Control |
| Mikropon | MEMS Omnidirectional Mic with cVc 8.0 Noise Reduction |
| Tipe Supir Audio | Graphene Dynamic Driver |
| Beurat | 1.9 ons (earbuds sareng kasus) |
| Warna | Hideung |
| Bahan | palastik |
8. Video Produk Leuwihview
Tonton pidéo resmi ieu pikeun tampilan visualview of the Soundcore Liberty Air X True Wireless Earbuds.
Video 1: Soundcore Liberty Air X True Wireless Earbuds overview. This video provides a general introduction to the product's features and design.
9. Garansi jeung Rojongan
Soundcore products are backed by a limited warranty. For detailed warranty information, technical support, or customer service, please refer to the official Soundcore websitus atanapi ngahubungan rojongan customer maranéhanana langsung.
Dukungan Online: Nganjang soundcore.com/support pikeun FAQ, pituduh ngungkulan, sareng inpormasi kontak.