Introducció
The ACEFAST ACEFIT Pro are innovative open-ear earphones designed for comfort, safety, and high-quality audio. Featuring a unique LED ambient breathing light, Bluetooth 5.4 connectivity, and advanced noise-cancelling technology, these earphones are perfect for various activities, from sports to daily commutes. Their lightweight, ear-hook design ensures a secure and comfortable fit without blocking ambient sounds, enhancing situational awareness.

Figure 1: ACEFAST ACEFIT Pro Earphones and Charging Case
Característiques principals:
- iF Design Award Winner: Recognized globally for its innovative LED illumination and open-ear design.
- LED Ambient Breathing Light: 40 integrated lights create a unique glowing matrix, enhancing visibility and personal style, especially at night.
- Qualitat de so superior: Features an industry-first 0.5mm high-amplitude, 1.4g ultra-small speaker and dual processor for deep bass, clear mid-high frequencies, and immersive 3D sound.
- Disseny ergonòmic d'orella oberta: Lightweight (7.5g per ear) and made with soft liquid silicone for a comfortable, stress-free fit that allows ambient sounds to be heard.
- ENC Noise-Cancelling Calls: Ensures clear voice calls by effectively cutting out external noise, ideal for telework and online meetings.
- Bluetooth 5.4 & Multi-point Connectivity: Provides stable, power-efficient connection and allows simultaneous pairing with two devices (e.g., smartphone and PC).
- Bateria de llarga durada i càrrega ràpida: Up to 36 hours of continuous use with the charging case, with rapid charging capability.
- Experiència personalitzable: Dedicated ACEFAST APP allows personalization of light color, rhythm, sound modes, and touch controls.
Configuració
1. Càrrega dels auriculars i l'estoig
Before first use, fully charge the earphones and the charging case. Place the earphones into the charging case. Connect the provided Type-C charging cable to the charging case and a power source. The LED display on the case will indicate the charging status.

Figure 2: Charging and Battery Display
- Durada de la bateria dels auriculars: Fins a 8 hores amb una sola càrrega.
- Total Playback with Case: Fins a 30 hores.
- Càrrega ràpida: 5 minutes of charging provides up to 2 hours of playback.
2. Emparellament amb el dispositiu
- Obre l'estoig de càrrega. Els auriculars entraran automàticament en mode d'emparellament.
- Al dispositiu (telèfon intel·ligent, tauleta, PC), aneu a la configuració de Bluetooth i activeu el Bluetooth.
- Cerca available devices and select "ACEFIT Pro" from the list.
- Un cop connectats, sentireu un to de confirmació i els auriculars estaran a punt per utilitzar.

Figure 3: Multi-point Connectivity
3. Com posar-se els auriculars
The ACEFIT Pro features an ear-hook design for a secure and comfortable fit. Gently place the ear-hook over your ear, ensuring the speaker grille is positioned directly above your ear canal for optimal sound quality. The flexible titanium wire allows for slight adjustments to fit various ear shapes.

Figure 4: Flexible Ear-Hook Design for Optimal Fit
Instruccions de funcionament
Controls tàctils
The ACEFIT Pro earphones feature intuitive touch controls on each earbud. Refer to the table below for common functions:
| Acció | Funció |
|---|---|
| Un sol toc | Reproduir/Pausar música, Respondre/Finalitzar trucada |
| Doble toc (auricular esquerre) | Pista anterior |
| Doble toc (auricular dret) | Pista següent |
| Toc tres vegades (auricular esquerre) | Baixa el volum |
| Toc triple (auricular dret) | Puja el volum |
| Premsa llarga (2 segons) | Reject Call, Activate Voice Assistant (Siri, Google Assistant) |
| Quadruple Tap (Either Earbud) | Turn LED light ON/OFF |
ACEFAST APP Customization
Download the dedicated "ACEFAST APP" from the Android Store or App Store to unlock full customization options for your earphones.

Figure 5: ACEFAST App Interface
- Modes de so: Switch between various sound modes (e.g., Original, Vocal Enhancement, Live, Custom EQ, Bass Boost) to suit your preference.
- LED Light Customization: Change the color and rhythm of the LED ambient breathing light.
- Configuració d'EQ: Adjust equalizer settings for personalized audio.
- Touch Control Settings: Customize touch functions.
- Comprovació del nivell de bateria: Monitor the battery status of your earphones and case.

Figure 6: LED Light Control via App and Touch
Manteniment
To ensure the longevity and optimal performance of your ACEFAST ACEFIT Pro earphones, follow these maintenance guidelines:
- Neteja: Regularly wipe the earphones and charging case with a soft, dry, lint-free cloth. Do not use abrasive cleaners, alcohol, or chemical solvents.
- Emmagatzematge: Quan no els utilitzeu, guardeu els auriculars a la funda de càrrega per protegir-los de la pols i els danys. Guardeu-los en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Resistència a l'aigua: The earphones are waterproof (IPX rating not specified, but generally means splash-proof). Avoid submerging them in water or exposing them to heavy rain. Dry them thoroughly if they get wet.
- Port de càrrega: Mantingueu el port de càrrega tipus C net i lliure de residus.
- Evitar l'impacte: Do not drop or subject the earphones to strong impacts, as this can damage internal components.
Resolució de problemes
If you encounter issues with your ACEFAST ACEFIT Pro earphones, try the following solutions:
| Problema | Possible solució |
|---|---|
| Els auriculars no s'encenen. | Ensure the earphones are charged. Place them in the charging case and check the battery indicator. |
| No es pot emparellar amb el dispositiu. | Make sure Bluetooth is enabled on your device. Ensure earphones are in pairing mode (open case). Try forgetting the device in your Bluetooth settings and re-pairing. Move closer to your device. |
| Sense so o amb un volum baix. | Check the volume level on both the earphones and your connected device. Ensure the earphones are properly seated in your ears. Try adjusting the position of the speaker grille above your ear canal. |
| El so es talla o és inestable. | Move closer to your connected device. Avoid environments with strong Wi-Fi or other wireless interference. Ensure no physical obstructions between earphones and device. |
| El micròfon no funciona durant les trucades. | Ensure the earphones are selected as the audio input device on your phone/PC. Check for any mute functions activated on your device or the earphones. |
| Els llums LED no funcionen. | Check the ACEFAST APP for light settings. Try quadrupling tapping either earbud to toggle the lights. Ensure earphones are charged. |
| Earphones uncomfortable or don't fit well. | Gently adjust the flexible ear-hook to conform to your ear shape. Ensure the speaker grille is aligned with your ear canal. |
If the problem persists after trying these steps, please contact ACEFAST customer support for further assistance.
Especificacions
| Característica | Especificació |
|---|---|
| Nom del model | ACEFIT Pro FA001 |
| Tecnologia de connectivitat | Bluetooth 5.4, ACEFAST EDR Enhanced Connection Technology |
| Control de soroll | Noise Isolation (ENC for calls) |
| Resposta de freqüència | 2000 kHz |
| Sensibilitat | 90 dB |
| Impedància | 8 ohms |
| Col·locació de l'orella | Over-Ear (Ear-hook) |
| Pes del producte | 54.8 grams (Total), 7.5g per earbud |
| Temps d'ús continu | 36 hores (amb estoig de càrrega) |
| Temps de càrrega | 2 hores |
| Nivell de resistència a l'aigua | Waterproof (Splash-proof) |
| Material | Silicone, ABS, PC, Nickel-Titanium Shape Memory Wire |
| Components inclosos | Instruction Manual, Type-C Cable, Earphone Unit, Wireless Charging Case |
Garantia i Suport
ACEFAST products are designed and manufactured to the highest quality standards. For warranty information and customer support, please refer to the official ACEFAST weblloc web o les dades de contacte que figuren a l'embalatge del producte.
For technical assistance, troubleshooting not covered in this manual, or warranty claims, please contact ACEFAST customer service directly. Keep your purchase receipt as proof of purchase for warranty purposes.





