1. Introdución
Thank you for choosing the itel T31 Truly Wireless Earbuds. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your earbuds to ensure an optimal audio experience. Please read this manual carefully before using the product.
2. Que hai na caixa
The itel T31 package includes the following items:
- itel T31 Truly Wireless Earbuds (Left and Right)
- Estuche de carga
- Cable de carga USB tipo C
- Almofadiñas (varios tamaños)
- Manual de usuario (este documento)
3. Configuración
3.1 Carga inicial
Before first use, fully charge the earbuds and the charging case. Connect the provided USB Type-C cable to the charging port on the case and a compatible power source. The indicator lights on the case will show the charging status. A full charge typically takes approximately 1.5 to 2 hours.

Figure 1: Earbuds and charging case with Type-C fast charging.
3.2 Emparejamento cun dispositivo
- Asegúrate de que os auriculares estean cargados.
- Abre a caixa de carga. Os auriculares entrarán automaticamente no modo de emparellamento, o que se indicará cunha luz LED intermitente nun ou en ambos os auriculares.
- No teu teléfono intelixente, tableta ou portátil, activa o Bluetooth.
- Busca available Bluetooth devices and select "itel T31" from the list.
- Unha vez conectados, o indicador LED dos auriculares deixará de parpadear e escoitarás un ton de confirmación.
Os auriculares volverán conectarse automaticamente ao último dispositivo emparellado ao sacalos da funda, sempre que o Bluetooth estea activado no dispositivo.
3.3 Axuste cómodo
Select the eartips that provide the best seal and comfort for your ears. A proper fit is crucial for optimal sound quality and effective Active Noise Cancellation (ANC).
4. Instrucións de funcionamento
4.1 Controis táctiles
The itel T31 earbuds feature intuitive touch controls for managing music, calls, and sound modes.
| Acción | Auricular esquerdo | Earbud dereito |
|---|---|---|
| Reproducir/Pausa música | Toque un só | Toque un só |
| Próxima pista | Toca dúas veces | Toca dúas veces |
| Pista anterior | Toca tres veces | Toca tres veces |
| Responder/Finalizar chamada | Toque un só | Toque un só |
| Rexeitar a chamada | Presión longa (2 s) | Presión longa (2 s) |
| Activa o asistente de voz | Presión longa (2 s) | Presión longa (2 s) |
| Cambiar o modo ANC/Transparencia | Presión longa (2 s) | Presión longa (2 s) |
| Modo de xogo | Toque cuádruple | Toque cuádruple |
5. Cancelación activa de ruído (ANC) e modo de transparencia
The itel T31 earbuds offer versatile listening modes:
- Cancelación activa de ruído (ANC): Reduces ambient noise by up to -25dB, providing an immersive audio experience ideal for travel or noisy environments.
- Modo de transparencia: Allows you to hear your surroundings clearly without removing the earbuds, enhancing awareness in situations requiring attention to external sounds.
To switch between ANC and Transparency modes, use the touch controls as described in Section 4.1.

Figure 2: Active Noise Cancellation (ANC) feature.
6. Calling Features
The itel T31 earbuds are equipped with Quad Mic Environmental Noise Cancellation (ENC) technology. Four microphones work together to filter out background noise, ensuring your voice is clear and audible during calls, even in noisy environments.
7. Cargando
Carga de auriculares 7.1
Place the earbuds back into the charging case. They will automatically begin charging. The case's indicator lights will show the charging status of the earbuds.
7.2 Case Charging
Connect the charging case to a power source using the provided USB Type-C cable. The fast charging capability ensures quick power replenishment. A fully charged case provides multiple charges for the earbuds, extending the total playtime up to 30 hours.

Figure 3: Earbuds in charging case, illustrating 30 hours of total playback.
8. Resistencia á auga (IPX5)
The itel T31 earbuds are rated IPX5 water-resistant. This means they are protected against low-pressure water jets from any direction. They are suitable for workouts and light rain but should not be submerged in water or exposed to heavy downpours.
9. Mantemento
9.1 Limpeza
Limpa os auriculares e a funda de carga regularmente para manter un rendemento e unha hixiene óptimos. Usa un pano suave, seco e sen pelusa. Para a sucidade persistente, dóao lixeiramente.ampgl o pano con auga. Non use produtos de limpeza ou disolventes abrasivos.
9.2 Almacenamento
When not in use, store the earbuds in their charging case to protect them from dust, damage, and to keep them charged. Avoid storing them in extreme temperatures or high humidity.
10 Solución de problemas
If you encounter issues with your itel T31 earbuds, refer to the following common solutions:
- Auriculares sen emparellamento: Ensure both earbuds are charged and in pairing mode. Turn off and on Bluetooth on your device. Try forgetting the device in your Bluetooth settings and re-pairing.
- Sen son dun auricular: Place both earbuds back in the case, close it, then open it again. Ensure both earbuds are charged.
- Problemas de carga: Comproba o cable e o adaptador de carga. Asegúrate de que os contactos de carga dos auriculares e da funda estean limpos e libres de residuos.
- Volume baixo ou mala calidade de son: Adjust the volume on your device. Ensure the eartips provide a good seal. Clean any earwax or debris from the earbud nozzles.
- Os controis táctiles non responden: Asegúrate de ter os dedos limpos e secos. Tenta reiniciar os auriculares colocándoos na funda e sacándoos de novo.
Se o problema persiste, póñase en contacto co servizo de atención ao cliente.
11. Especificacións
Key technical specifications for the itel T31 Truly Wireless Earbuds:
| Característica | Detalle |
|---|---|
| Nome do modelo | T31 |
| Tecnoloxía de conectividade | Bluetooth 5.3 |
| Control de ruído | Active Noise Cancellation (ANC up to -25dB), Environmental Noise Cancellation (ENC) |
| Tamaño do controlador de audio | Controladores de amplificación de graves de 10 mm |
| Duración da batería | Ata 30 horas (con funda de carga) |
| Porto de carga | USB Type-C (Fast Charging) |
| Clasificación de resistencia á auga | IPX5 |
| Método de control | Control táctil |
| Dispositivos compatibles | Portátiles, teléfonos intelixentes, tabletas |
| Peso do elemento | 36 gramos |
| Dimensións do produto | 6.3 x 4.9 x 2.5 cm |

Figure 4: Illustration of 10mm Bass Boost Drivers.

Figure 5: Earbuds in Game Mode.
12. Garantía e soporte
12.1 Información da garantía
The itel T31 Truly Wireless Earbuds come with a standard manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms, conditions, and duration of coverage. Keep your purchase receipt as proof of purchase for warranty claims.
12.2 Atención ao cliente
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact itel customer support. Contact details can typically be found on the official itel websitio web ou na tarxeta de garantía.





