1. Bubuka
Thank you for choosing the ACEFAST T4 True Wireless Bluetooth Earbuds. These earbuds are designed to provide a superior audio experience with ultra-low latency, deep bass Hi-Fi stereo sound, and a comfortable, secure fit. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
Katerangan Video: Hiji leuwihview of the ACEFAST T4 True Wireless Earbuds, highlighting key features such as low latency, immersive bass, Bluetooth 5.0 technology, composite fiber PU diaphragm moving coil speaker, one-step automatic pairing, water resistance, lightweight design, and USB-C charging. The video visually demonstrates these features and the product's design.
2. Eusi Paket
Punten pastikeun sadaya barang aya dina pakét:
- ACEFAST T4 Wireless Earbuds (Left and Right)
- Ngecas Case
- L/M/S Silicone Ear Tips (one set pre-installed)
- Kabel Ngecas USB-C
- Manual pamaké

Katerangan Gambar: A visual representation of the ACEFAST T4 earbuds package contents, including the wireless earbuds, charging case, L/M/S silicone ear tips, USB-C charging cable, and the user manual, all neatly arranged next to the product box.
3. Setélan
3.1 Ngecas Earbuds sareng Case
Before first use, fully charge the earbuds and charging case. The charging case features a USB-C port for fast charging.
- Sambungkeun kabel USB-C anu disayogikeun ka port ngecas dina casing sareng sumber listrik.
- Indikator LED dina casing bakal némbongkeun status ngecas.
- A 10-minute charge provides approximately 1 hour of use.
- Earbuds provide about 5 hours of listening time on a full charge.
- The charging case extends total listening time to approximately 24 hours.
- The charging case takes about 2 hours to fully charge.

Katerangan Gambar: An illustration demonstrating the USB-C fast charging capability of the ACEFAST T4 earbuds and their charging case. It highlights the charging port and indicates listening times: 5 hours for earbuds and 24 hours total with the charging case.
3.2 Papasangan otomatis
The ACEFAST T4 earbuds feature one-step automatic pairing for convenience.
- Open the charging case cover. The earbuds will automatically enter pairing mode.
- Dina alat anjeun (smartphone, tablet, jsb.), aktipkeun Bluetooth sareng milarian alat anu sayogi.
- Select "ACEFAST T4" from the list to connect.
- Sakali dipasangkeun, earbud bakal otomatis nyambung ka alat anjeun nalika casingna dibuka pikeun panggunaan salajengna.

Katerangan Gambar: A visual showing the one-step automatic pairing process of the ACEFAST T4 earbuds. A smartphone displays a call screen, and the open charging case with earbuds is shown, indicating automatic connection upon opening.
4. Operasi
4.1 Maké Earbuds
For optimal sound quality and comfort, choose the correct ear tip size.
- The earbuds are lightweight, weighing approximately 0.17 oz (4.8g) each.
- Three sizes of silicone ear tips (S, M, L) are included to ensure a secure and comfortable fit for various ear canal sizes.
- Gently insert the earbuds into your ears and rotate them slightly to find the most comfortable and secure position.

Katerangan Gambar: A nutup-up view of an earbud comfortably seated in an ear, emphasizing the ergonomic design. Below, three sets of ear tips (Small, Medium, Large) are displayed, illustrating the options for a customized fit.
4.2 Kontrol Toél
The earbuds feature touch-sensitive controls for easy management of calls and music playback.
- Puter / Reureuh: Ketok tunggal dina boh earbud.
- Lagu salajengna: Ketok dua kali earbud katuhu.
- Lagu Sateuacanna: Ketok dua kali earbud kénca.
- Ngajawab / mungkas Telepon: Ketok tunggal dina boh earbud.
- Nolak Telepon: Pencét jeung tahan boh earbud.
- Aktipkeun Asisten Sora: Ketok tilu kali dina boh earbud.
4.3 Pangalaman Audio
The ACEFAST T4 earbuds are engineered for high-quality audio performance.
- Latency ultra-rendah: With 65ms ultra-low latency, these earbuds provide highly synchronized audio, enhancing your gaming and video watching experience by minimizing delay.
- Deep Bass Hi-Fi Stereo Sound: Equipped with a composite fiber PU diaphragm moving coil speaker, the earbuds deliver a wide sound field and powerful low-frequency response for rich, immersive audio.
- Original Acoustic Technology: This technology accurately restores sound effects, providing a realistic audio environment for games and videos.

Katerangan Gambar: A graphic illustrating the 65ms ultra-low latency of the ACEFAST T4 earbuds compared to regular wireless earbuds (200ms). It shows a person playing a mobile game with the earbuds, emphasizing the synchronized audio and video experience.

Katerangan Gambar: Pintonan diagram anu lengkepcasing the internal structure of the composite fiber PU diaphragm moving coil speaker, highlighting its components responsible for delivering premium deep bass and Hi-Fi stereo sound with a wide sound field.

Katerangan Gambar: A dynamic image depicting a person enjoying media (gaming and music) with the ACEFAST T4 earbuds, illustrating the 'Original Acoustic Technology' that realistically restores sound effects for an immersive experience.
5. Pangropéa
5.1 Tahan cai
The ACEFAST T4 earbuds are rated IPX5 water resistant, meaning they can withstand splashes and sweat. They are not designed for submersion in water.
- Avoid exposing the earbuds to excessive moisture or liquids.
- Ulah dianggo nalika ngojay atanapi mandi.
- If they get wet, wipe them dry thoroughly before placing them back in the charging case.
5.2 beberesih
Pembersihan rutin ngabantosan ngajaga kinerja sareng kabersihan anu optimal.
- Anggo lawon anu lembut, garing, henteu lint pikeun ngusap earbuds sareng wadah ngecas.
- Remove ear tips and clean them with mild soap and water, then dry completely before reattaching.
- Ulah nganggo bahan abrasif, pangleyur, atanapi semprotan aerosol.
6. Cara ngungkulan
If you encounter issues with your ACEFAST T4 earbuds, please refer to the following common solutions:
- Henteu aya sora: Pastikeun earbud tos dicas, dipasangkeun kalayan leres, sareng volume parantos disaluyukeun dina earbud sareng alat anjeun.
- Masalah pasangan: Turn off Bluetooth on your device, place earbuds back in the case, close and reopen the case, then try pairing again. Ensure no other devices are trying to connect.
- Sambungan Intermittent: Ensure earbuds are within range of your device and there are no significant obstructions. Try resetting the earbuds (refer to specific reset instructions if available in a full manual).
- Masalah ngecas: Pariksa kabel USB-C sareng adaptor daya. Pastikeun kontak ngecas dina earbud sareng di jero wadahna bersih sareng bébas tina kokotor.
7. Spésifikasi
| Fitur | Rincian |
|---|---|
| Nomer modél | T4 |
| Téhnologi konektipitas | Nirkabel |
| Téknologi Komunikasi Nirkabel | Bluetooth V5.0 |
| Latén | 65ms Ultra-Low Latency |
| Panempatan Ceuli | Dina Ceuli |
| Faktor Bentuk | Dina Ceuli |
| Bahan | palastik |
| Métode kontrol | Toél |
| Mikropon | Kaasup |
| Tingkat Résistansi Cai | IPX5 |
| Music Play/Phone Call Time | Sakitar 5 jam |
| Waktu Ngecas Headphone | Sakitar 1 jam |
| Ngecas Case Ngecas Time | Sakitar 2 jam |
| Working Time with Charging Case | Sakitar 24 jam |
| Rentang Tanggapan Frékuénsi | 20Hz-20kHz |
| Alat nu cocog | Cell phones and tablets with Bluetooth connection function (Android, iOS) |
| Item Beurat | 3.87 ons (109.7g) |
| Ukuran Paket | 4.29 x 4.29 x 1.77 inci (10.9 x 10.9 x 4.5 cm) |
8. Garansi jeung Rojongan
ACEFAST provides an 18-month worry-free quality guarantee for the T4 True Wireless Bluetooth Earbuds.
If you encounter any problems or have questions regarding your product, please contact ACEFAST customer support through the retailer's platform or the official ACEFAST website for assistance. Please retain your proof of purchase for warranty claims.





