1. Introducció
Thank you for choosing the VOLT PLUS TECH F9 Wireless V5.3 Bluetooth Earbuds. These earbuds are designed to provide a high-quality audio experience with advanced features such as 8D Bass, IPX4 water resistance, and a portable charging case that doubles as a power bank. This manual will guide you through the setup, operation, and maintenance of your new earbuds.

Image: The VOLT PLUS TECH F9 Wireless Earbuds resting inside their open charging case, displaying a "100" charge indicator on the LED screen.
Vídeo: Una animacióview espectacleasing the features of the VOLT PLUS TECH F9 Earbuds, including their charging case, phone charging capability, sound quality, water resistance, and Bluetooth 5.3 connectivity.
2. Configuració
2.1 Càrrega dels auriculars i l'estoig
Before first use, fully charge the earbuds and the charging case. The case features a built-in 2000mAh battery, providing extended use for your earbuds and even acting as a power bank for your mobile phone.
- Connect the USB-C charging cable (included) to the charging port on the case and a power source.
- The LED display on the case will indicate the charging status. A full charge provides approximately 24 hours of total use for the earbuds.
- The charging case can recharge the earbuds up to 10 times and can also recharge your phone up to 2 times.

Image: The earbud charging case connected to a smartphone, demonstrating its power bank functionality to charge the phone.

Image: A graphic illustrating the extended battery life provided by the charging case, showing total music and talk time with multiple recharges.
2.2 Emparellament amb el dispositiu
The earbuds feature Bluetooth 5.3 for stable and efficient connection. They are specifically compatible with Samsung Galaxy S20/FE/Ultra/S20+/5G/Fan Edition/Plus devices, but also work with most other Bluetooth-enabled smartphones and tablets.
- Traieu els dos auriculars de l'estoig de càrrega. S'encendran automàticament i entraran en mode d'emparellament.
- On your device (e.g., Samsung Galaxy S20), go to Bluetooth settings.
- Select "F9" or the corresponding earbud name from the list of available devices.
- Un cop connectats, sentireu un to de confirmació i els auriculars estaran a punt per al seu ús.

Image: The earbuds and their charging case positioned near a Samsung Galaxy smartphone, emphasizing their compatibility.
2.3 Triar les puntes d'orella adequades
For optimal sound quality and comfort, select the ear tips that best fit your ears. The package includes three different sizes (small, large, and pre-installed standard size).
- Traieu suaument les puntes d'orella preinstal·lades.
- Attach the desired size ear tips by pushing them onto the earbud nozzle until secure.
3. Funcionament dels auriculars
The F9 earbuds feature smart touch controls for easy management of your audio and calls.
3.1 Funcions de control tàctil
| Funció | Acció (auricular esquerre) | Acció (auricular dret) |
|---|---|---|
| Reproduir/Pausa | Premeu una vegada | Premeu una vegada |
| Següent Cançó | Premeu dues vegades ràpidament | N/A |
| Cançó anterior | N/A | Premeu dues vegades ràpidament |
| Puja el volum | N/A | Premeu tres vegades |
| Baixa el volum | Premeu tres vegades | N/A |
| Respondre/Finalitzar la trucada | Click/Double click | Click/Double click |
| Activate Voice Assistant (Siri/Android/Mic) | Premeu dues vegades ràpidament | Premeu dues vegades ràpidament |

Image: A visual guide detailing the touch control gestures for various functions on the earbuds, including call management, volume adjustment, and track navigation.
4. Manteniment
Un manteniment adequat garanteix la longevitat i el rendiment òptim dels teus auriculars.
4.1 Neteja
- Netegeu regularment els auriculars i l'estoig de càrrega amb un drap suau, sec i sense borrissol.
- Traieu les puntes de les orelles i netegeu-les per separat amb aigua i sabó suau si cal, assegurant-vos que estiguin completament seques abans de tornar-les a col·locar.
- No utilitzeu netejadors abrasius ni dissolvents.
4.2 Resistència a l'aigua (IPX4)
The earbuds are rated IPX4 water-resistant, meaning they are protected against splashing water from any direction. This makes them suitable for daily life activities, outdoor sports, and gym use where sweating occurs.
Note: IPX4 rating does not mean they are fully waterproof or suitable for submersion in water. Avoid exposing them to heavy rain, showering, or swimming.

Image: The earbuds shown amidst water splashes, visually representing their water resistance capabilities.
5. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Els auriculars no s'aparellen | Low battery; not in pairing mode; device Bluetooth off; interference. | Ensure earbuds and case are charged. Place earbuds back in case, then take them out to re-enter pairing mode. Turn device Bluetooth off and on. Move closer to the device. |
| Només funciona un auricular | Earbuds not properly synced; one earbud low on battery. | Place both earbuds back in the charging case, close the lid, wait a few seconds, then take them out again. Ensure both earbuds are charged. |
| Sense so ni volum baix | Device volume too low; earbuds not connected; ear tips blocked. | Increase device volume. Re-pair earbuds. Clean ear tips and earbud mesh. |
| La funda de càrrega no es carrega | Cable/adaptador defectuós; port de càrrega brut. | Prova un cable USB-C i un adaptador de corrent diferents. Neteja el port de càrrega amb cura. |
6. Especificacions
- Nom del model: F9
- Marca: VOLT PLUS TECH
- Versió Bluetooth: 5.3
- Tecnologia de comunicació sense fils: Bluetooth
- Control de soroll: Cancel·lació activa del soroll
- Nivell de resistència a l'aigua: IPX4
- Tipus de controlador d'àudio: Controlador dinàmic (26 mm)
- Resposta de freqüència: 48000 kHz
- Sensibilitat: 103 dB
- Impedància: 25.94 ohms
- Durada de la bateria (auriculars): 5 hours music time, 6 hours talk time (per charge)
- Capacitat de la bateria de la maleta de transport: 2000 milionsamp Hores
- Durada mitjana de la bateria de la maleta de transport: 24 Hours (total with recharges)
- Temps de càrrega de la maleta de transport: 2 hores
- Rang Bluetooth: 33 peus (aprox. 10 metres)
- Mètode de control: Toca
- Dispositius compatibles: Samsung Galaxy S20/FE/Ultra/S20+/5G/Fan Edition/Plus (and other Bluetooth devices)
- Pes de l'article: 4 unces
- Dimensions del producte: 1 x 1.7 x 1.5 polzades
- Material: Aluminum, Hi Strength Plastic, Metal
- Components inclosos: Earbuds, Charging/Storage Case, USB-C Charging Cable, User Manual, Ear Tips (Small, Large)

Image: Visual representation of the dimensions for both the earbuds and their charging case.
7. Garantia i Suport
For warranty information or technical support, please contact the manufacturer, VOLT PLUS TECH, or the seller, Essential Contraptions, through the platform where you purchased the product. Please refer to your purchase documentation for specific warranty terms and contact details.
Per a consultes generals, podeu visitar el VOLT PLUS TECH Store on Amazon.





