1. Introducció
The ACREO OpenBuds are a new generation of true open-ear wireless earbuds designed for comfort and stability during various activities. They feature ear hooks for a secure fit and an open-ear design that allows you to remain aware of your surroundings while enjoying high-quality audio. These earbuds are built with advanced acoustic technology to deliver a powerful sound experience.

Figure 1: ACREO OpenBuds designed for comfortable and steady wearing during outdoor activities.
2. Què hi ha a la caixa
Your ACREO OpenBuds package includes the following items:
- ACREO OpenBuds (Left and Right Earbuds)
- Estoig de càrrega
- Cable de càrrega (USB-C)
- Manual d'usuari
- Bossa de transport
Video 1: ACREO OpenBuds Unboxing and Quick Start Guide. This video demonstrates the contents of the product packaging.
3. Configuració i emparellament
Follow these steps to set up and pair your ACREO OpenBuds for the first time:
- Encès: Obre l'estoig de càrrega. Els auriculars s'encendran automàticament i entraran en mode d'emparellament.
- Activa el Bluetooth: Al teu telèfon intel·ligent o dispositiu, activa el Bluetooth.
- Connectar: In your device's Bluetooth menu, search for "ACREO OpenBuds" and select it to connect.
- Reconnexió automàtica: After the first successful connection, the earbuds will automatically connect to the most recently paired device when removed from the case.
4. Controls de funcionament
The ACREO OpenBuds feature a single physical button on each earbud for controlling various functions:
- Encès/apagat: Manteniu premut qualsevol dels auriculars durant 5 segons.
- Reproduir/pausa: Short press either earbud once.
- Pujar el volum: Double press the Right earbud.
- Baixar el volum: Double press the Left earbud.
- Pista següent: Long press the Right earbud for 2 seconds.
- Pista anterior: Long press the Left earbud for 2 seconds.
- Activar l'assistent de veu (Siri): Triple press either earbud.
- Respondre/penjar la trucada: Short press either earbud once.
- Rebutja la trucada: Prem llargament qualsevol dels auriculars.

Figure 2: Earbud control functions.
5. Càrrega
The ACREO OpenBuds charging case supports both USB-C cable charging and wireless charging. The earbuds provide up to 6 hours of playtime on a single charge, and the charging case extends total playtime to up to 18 hours.
- Càrrega de la caixa: Connect the provided USB-C cable to the charging port on the case, or place the case on a compatible wireless charging pad. Four white indicator lights on the case will show the charging status.
- Càrrega dels auriculars: Col·loca els auriculars a l'estoig de càrrega. Començaran a carregar-se automàticament.
- Temps de càrrega: Aproximadament 1.5 hores per a una càrrega completa.

Figure 3: Charging the ACREO OpenBuds case wirelessly.
6. Manteniment i durabilitat
The ACREO OpenBuds are designed for durability and reliability, featuring IPX7 waterproofing. This makes them suitable for active lifestyles and various weather conditions.
- IPX7 Impermeable: The earbuds are sweat-proof, splash-proof, and rainproof. They are ideal for workouts, running, and other sports activities.
- Neteja: Regularly wipe the earbuds and charging case with a soft, dry cloth to remove sweat, dirt, or debris.
- Emmagatzematge: Guarda els auriculars a la seva funda de càrrega quan no els facis servir per protegir-los i assegurar-te que es mantinguin carregats.

Figure 4: ACREO OpenBuds are IPX7 waterproof, making them resistant to sweat, splashes, and rain.
7. Especificacions
| Nom del model | OpenBuds |
| Número de model | A8 |
| Marca | ACREO |
| Tecnologia de connectivitat | Sense fil (Bluetooth 5.1) |
| Interval Bluetooth | 10 metres |
| Tipus de controlador d'àudio | Conductor dinàmic |
| Mida del controlador d'àudio | 16.2 mil·límetres |
| Resposta de freqüència | 20 Hz - 20 kHz |
| Durada de la bateria (auriculars) | 6 hores |
| Durada de la bateria (amb funda) | Fins a 18 hores |
| Temps de càrrega | 1.5 hores |
| Nivell de resistència a l'aigua | IPX7 (impermeable) |
| Pes de l'article | 10 grams (0.353 unces) |
| Material | Plàstic |
8. Solució De Problemes
If you encounter any issues with your ACREO OpenBuds, try the following troubleshooting steps:
- Sense problemes de so/connexió: Ensure both earbuds are charged and correctly paired with your device. Try turning Bluetooth off and on again on your device.
- Engegada/apagada manual: If earbuds do not power on automatically, press and hold either earbud for 5 seconds to manually turn them on or off.
- Restabliment de fàbrica: If persistent issues occur, perform a factory data reset. Refer to the user manual for specific instructions on how to press the function button seven times to restore factory settings.
- Mode de baixa latència: If experiencing audio delay, press the function button four times to switch between Low Latency Mode and Music Mode.
9. Garantia i Suport
ACREO products are designed for reliability and user satisfaction. For warranty information, technical support, or any product-related inquiries, please refer to the contact details provided in your user manual or visit the official ACREO weblloc.