1. Sarrera
Thank you for choosing the ACEFAST AceFit Pro Open-Ear Headphones. This manual provides essential information for setting up, operating, and maintaining your new headphones. Please read it thoroughly before use to ensure optimal performance and longevity of your device.

Image 1.1: ACEFAST AceFit Pro Open-Ear Headphones and Charging Case. The image displays the two pink open-ear earbuds and their transparent pink charging case, highlighting their sleek design.
2. Zer dago kutxan
- AceFit Pro Open-ear Earbuds x2
- AceFit Pro Charging Case x1
- USB-C kargatzeko kablea x1
- Erabiltzailearen eskuliburua x1
3. Produktua amaitu daview
The AceFit Pro headphones feature an innovative open-ear design for comfort and situational awareness. The charging case includes a digital LED display for battery status.

Image 3.1: The transparent charging case of the AceFit Pro headphones, showcasing its built-in LED display that indicates battery levels.
4. Konfigurazioa eta parekatzea
4.1 Hasierako karga
Before first use, fully charge your AceFit Pro headphones and charging case. Connect the provided USB-C cable to the charging port on the case and to a power source. The LED display on the case will show the charging status.
4.2 Piztu/Itzali
- Piztu: Ireki kargatzeko zorroa. Aurikularrak automatikoki piztuko dira eta parekatze moduan sartuko dira.
- Itzali: Jarri entzungailuak berriro kargatzeko zorroan eta itxi tapa. Automatikoki deskonektatu eta itzaliko dira.
4.3 Bluetooth parekatzea
- Ireki kargatzeko zorroa. Entzungailuak parekatze moduan sartuko dira, LED argi keinukari batek adierazita.
- Zure gailuan (smartphone-a, tableta, ordenagailu eramangarria), gaitu Bluetooth-a eta bilatu eskuragarri dauden gailuak.
- Select "ACEFAST AceFit Pro" from the list of devices to connect.
- Behin konektatuta, ahots-abisu batek parekatzea behar bezala egin dela baieztatuko du.
4.4 Gailu bikoitzen aldaketa
The AceFit Pro supports seamless switching between two connected devices. After pairing with two devices, the headphones will automatically connect to the last active device. To switch, simply play audio on the other paired device.

Image 4.1: A smartphone and a tablet displaying the ACEFAST AceFit Pro app, illustrating the seamless multi-device pairing capability of the headphones.
5. Funtzionamendu-argibideak
5.1 Ukitu Kontrolak
The AceFit Pro earbuds feature intuitive touch controls for easy management of audio and calls.
- Ukitu bakarra: Volume Up (Right earbud) / Volume Down (Left earbud)
- Sakatu birritan: Play/Pause (Music) / Answer/Hang Up (Call)
- Sakatze hirukoitza: Previous Track (Left earbud) / Next Track (Right earbud)
- Sakatu luzea (2s): Reject Call / Activate Voice Assistant
5.2 Aplikazioen kontrola
Download the dedicated ACEFAST app for enhanced control and customization options, including:
- Monitoring battery life of earbuds and case.
- Choosing sound modes (Original Sound, Human Voice, Live, Bass, Custom EQ).
- Customizing EQ settings.
- Tailoring earphone controls to your preference.
- Customizing lighting effects for the charging case.

Image 5.1: The ACEFAST app interface on a smartphone, showing various sound effects and customization options for the headphones.
Video 5.1: ACEFAST Pro Gesture Control Demo. This video demonstrates how to use the touch controls on the AceFit Pro earbuds to manage music playback and calls.
6. Ezaugarri nagusiak
6.1 Night Safety Mode
Enhance your visibility during nighttime activities with the integrated Night Safety Mode. Featuring 40 high-brightness 3D floating LED lights, these earbuds ensure you are visible from over 10 meters, improving safety for evening workouts, running, or cycling.

Image 6.1: A close-up of the AceFit Pro earbud, highlighting the glowing LED lights that activate in Night Safety Mode for increased visibility.
Video 6.1: Great Sound + Increased Visibility! Acefit Pro. This video showcases the sound quality and the enhanced visibility provided by the LED lights during nighttime use.
6.2 Redefining Open-Ear Audio
Engineered by Luxshare-ICT, the 3-magnet super-linear speaker redefines open-ear audio. With up to 0.5mm high amplitude and cutting-edge diaphragm technology, it delivers powerful, deep bass, crystal-clear highs, and a rich, immersive sound experience while maintaining situational awareness.

Image 6.2: A detailed diagram illustrating the internal components of the AceFit Pro's 3-magnet super-linear speaker, emphasizing its advanced design.
Video 6.2: Acefit Pro 3-magnet Super-linear Speaker VS Normal Speaker. This video provides a technical comparison of the AceFit Pro's speaker technology against standard speakers.
6.3 Ultra-Comfort All-Day Wear
Weighing just 7.8g per earbud, AceFit Pro is coated with ultra-soft supramolecular liquid silicone for a gentle, secure fit. The ultra-thin 0.7mm nickel-titanium memory wire ear hooks adapt perfectly to any ear shape, including for glasses wearers, ensuring minimalist comfort for extended periods.

Image 6.3: A person wearing the AceFit Pro earbuds, demonstrating their comfortable and secure fit around the ear.
Video 6.3: AceFit Pro Review: Unique Design, Ultra Comfortable Fit. This video highlights the ergonomic design and comfortable fit of the AceFit Pro headphones.
6.4 Long Battery Life & Quick Charge
Enjoy an impressive 30-hour total battery life with the charging case. A quick 5-minute charge provides up to 2 hours of playtime, ensuring your music keeps going.
6.5 IP54 Urarekiko erresistentzia
With an IP54 rating, your AceFit Pro headphones are resistant to dust and splashes of water from any direction, making them suitable for workouts and outdoor activities in various weather conditions.
6.6 4-Mic ENC Noise Cancellation
Experience crystal-clear calls thanks to the 4-mic Environmental Noise Cancellation (ENC) technology, which effectively reduces background noise for both you and the person on the other end.
7. Kargatzea
7.1 Entzungailuak kargatzea
Place the earbuds into the charging case. They will automatically begin charging. The LED display on the case will show the individual earbud battery levels.
7.2 Kaxa kargatzea
Connect the USB-C charging cable to the charging port on the case and to a compatible USB power adapter (not included). The digital LED display will show the case's battery percentage kargatzean.
8. Mantentzea
8.1 Garbiketa
Gently wipe the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using harsh chemicals or abrasive materials. Do not immerse the earbuds or case in water.
8.2 Biltegiratzea
Store the headphones in their charging case when not in use to protect them from dust and damage. Avoid storing in extreme temperatures or high humidity.
9. Arazoak
- Soinurik ez: Ensure earbuds are charged, properly paired, and volume is adjusted.
- Ezin da parekatu: Make sure earbuds are in pairing mode (flashing LED) and within range of your device. Try resetting Bluetooth on your device.
- Aurikular batek ez du funtzionatzen: Place both earbuds back in the case, close the lid, then reopen to re-establish connection.
- Kargatzeko arazoak: Check the USB-C cable and power adapter. Ensure the charging contacts on the earbuds and case are clean.
10. Zehaztapenak
| Ezaugarri | Xehetasuna |
|---|---|
| Ereduaren izena | AceFit Pro |
| Konektibitate Teknologia | Haririk gabekoa (Bluetooth 5.4) |
| Zarata Kontrola | None (4-mic ENC for calls) |
| Uraren Erresistentzia Maila | IP54 |
| Bateriaren iraupena (guztira zorroarekin) | Gehienez 30 ordu |
| Karga azkarra | 5 minutuko karga = 2 ordu jolasteko denbora |
| Earbud pisua | 7.8 g (bakoitza) |
| Audio kontrolatzailearen tamaina | 20 milimetro |
| Entzungailuaren forma | Belarrizko kako |
| Materiala | Aerospace-grade titanium alloy, High-polymer Eco-friendly Plastic, Skin-friendly Silicone |
11. Bermea eta Laguntza
ACEFAST products are designed and manufactured to the highest quality standards. For warranty information, technical support, or customer service inquiries, please refer to the contact details provided in your product packaging or visit the official ACEFAST webgunea.
Gorde erosketaren egiaztagiria bermearen erreklamazioetarako.