EarFun EarFun K2
Manual de usuario de los auriculares Bluetooth para niños EarFun K2
Model: EarFun K2 | Brand: EarFun
Introducción
Welcome to the user manual for your new EarFun K2 Kids Bluetooth Headphones. These headphones are designed with children in mind, featuring safe volume limiting, comfortable materials, and a durable, foldable design. This manual provides essential information on setup, operation, maintenance, and troubleshooting to ensure a safe and enjoyable listening experience for your child.

Image: EarFun K2 Kids Bluetooth Headphones in Violet color, showcasing el diseño supraaural y los botones de control en el auricular.
¿Qué hay en la caja?
Verifique el contenido del paquete para asegurarse de que todos los artículos estén presentes:
- EarFun K2 Kids Bluetooth Headphone
- Manual de usuario
- Cable de carga (USB-C)
- Cable de audio de 3.5 mm
Características del producto
- Kids-Friendly and Comfy Material: Made from CPC-certified, RoHS2.0, and FCC compliant materials, featuring soft memory foam for a safe and cozy fit.
- Limitación segura del volumen: Adjustable volume limits at 74dB (Normal Mode), 85dB (Study Mode), and 94dB (Travel Mode) to protect children's hearing, meeting WHO recommended levels.
- Bluetooth 5.4 & Hands-Free Call: Ensures stable wireless connection and includes a built-in microphone for clear hands-free communication.
- Balanced Stereo Sound: Equipped with 40mm drivers for clear, crisp vocals and full dynamic bass, promoting good listening habits.
- Tiempo de juego extendido: Up to 40 hours of battery life on a single charge. A 2.5-hour charge via USB-C provides full battery.
- Reliable & Foldable Design: Constructed from wear-resistant material with an ergonomic headband that can be twisted and bent without breaking. The lightweight and foldable design enhances portability.

Image: Safety certifications for EarFun K2 headphones, highlighting compliance with CPC, RoHS, and FCC standards, along with the safe volume limits.

Imagen: Detallada view of the EarFun K2's thoughtful design, including 8-degree floating-axis, 8-level adjustable headband, and soft, comfy earcups.

Image: The EarFun K2 headphones folded for portability, shown next to a smartphone on a seesaw to illustrate their light weight (175g).
Configuración
1. Carga de los auriculares
Before first use, fully charge your EarFun K2 headphones.
- Conecte el cable de carga USB-C provisto al puerto de carga de los auriculares.
- Conecte el otro extremo del cable a un adaptador de corriente USB (no incluido) o al puerto USB de una computadora.
- The LED indicator will show charging status (refer to LED indicator section for details). A full charge takes approximately 2.5 hours and provides up to 40 hours of playtime.

Image: Visual representation of the EarFun K2's long battery life (40 hours) and fast USB-C charging capabilities.
2. Emparejamiento Bluetooth
To connect your EarFun K2 headphones to a Bluetooth-enabled device:
- Asegúrese de que los auriculares estén cargados y apagados.
- Mantenga presionado el botón de encendido de los auriculares hasta que el indicador LED parpadee en azul y rojo, lo que indica el modo de emparejamiento.
- En su dispositivo (teléfono inteligente, tableta, computadora portátil), habilite Bluetooth y busque los dispositivos disponibles.
- Select "EarFun K2" from the list of found devices.
- Una vez conectado, el indicador LED se volverá azul fijo o se apagará, según el modelo.
Los auriculares intentarán reconectarse automáticamente al último dispositivo emparejado cuando se enciendan.

Image: Illustration of the EarFun K2 headphones' Bluetooth 5.4 connectivity, emphasizing stable and low-power connection.
3. Conexión por cable (opcional)
Para dispositivos sin Bluetooth o cuando la batería está baja, puedes utilizar el cable de audio de 3.5 mm incluido.
- Conecte un extremo del cable de audio de 3.5 mm al conector de audio de los auriculares.
- Plug the other end into the 3.5mm audio output of your device (e.g., PC, tablet, laptop, Kindle Fire, cell phone).
- The headphones will function in wired mode, even if the battery is depleted.

Image: The 3.5mm audio cable and its compatibility with various devices like PCs, tablets, laptops, and cell phones, allowing for wired use.
Instrucciones de funcionamiento
Controles sobreview
The EarFun K2 headphones feature intuitive controls located on the earcup.
- Botón de encendido: Mantén pulsado para encender o apagar. Pulsa brevemente para reproducir o pausar música o responder o finalizar llamadas.
- Subir volumen (+): Aumentar el volumen.
- Bajar volumen (-): Disminuir el volumen.
- Volume Limiting Switch: (If applicable, refer to specific model for location) Allows selection between 74dB, 85dB, and 94dB modes.
Safe Volume Limiting
The EarFun K2 headphones are equipped with a volume limiting feature to protect your child's hearing. You can select from three different maximum volume levels:
- 74dB (Normal Mode): Suitable for quiet environments and general listening.
- 85dB (modo de estudio): Ideal for educational content or slightly noisier settings.
- 94dB (modo de viaje): For use in louder environments like cars or airplanes, providing necessary volume without exceeding safe limits.
To switch between modes, locate the volume limiting switch on the headphones and adjust it to the desired setting.

Image: A child wearing the EarFun K2 headphones, with graphics explaining the three safe volume limiting modes: Normal (74dB), Study (85dB), and Travel (94dB).
Mantenimiento
Proper care will extend the life of your EarFun K2 headphones.
- Limpieza: Utilice un paño suave y seco para limpiar los auriculares. No utilice limpiadores abrasivos ni disolventes.
- Almacenamiento: When not in use, store the headphones in a cool, dry place. The foldable design makes them compact for storage and travel.
- Evite la humedad: Los auriculares no son resistentes al agua. Evite la exposición al agua, la lluvia o la humedad excesiva.
- Tratar con cuidado: Si bien son duraderos, evite dejar caer los auriculares o someterlos a impactos fuertes.
Solución de problemas
If you encounter issues with your EarFun K2 headphones, try the following solutions:
| Problema | Posible solución |
|---|---|
| Los auriculares no se encienden. | Asegúrese de que los auriculares estén completamente cargados. Conéctelos a una fuente de alimentación y compruebe el indicador de carga. |
| No se puede emparejar con el dispositivo. |
|
| No hay sonido o volumen bajo. |
|
| El sonido está distorsionado o se corta. |
|
Presupuesto
| Característica | Detalle |
|---|---|
| Nombre del modelo | EarFun K2 |
| Tecnología de conectividad | Inalámbrico (Bluetooth), con cable (conector de 3.5 mm) |
| Tecnología de comunicación inalámbrica | Bluetooth 5.4 |
| Rango de edad (descripción) | Kids & Teens |
| Material | Plástico, espuma viscoelástica |
| Dispositivos compatibles | Teléfonos inteligentes, tabletas, computadoras portátiles, computadoras de escritorio, parlantes inteligentes, televisores |
| Peso del artículo | 175 gramos (6.2 onzas) |
| Nivel de resistencia al agua | No resistente al agua |
| Rango de frecuencia | 20Hz - 20,000Hz |
| Método de control | Remote (Buttons on earcup) |
| Tipo de controlador de audio | Controlador dinámico (40 mm) |
| Forma del auricular | Sobre la oreja |
| Fabricante | EarFun |
| Color | Violeta |
| Duración de la batería | Hasta 40 horas |
| Tiempo de carga | Aprox. 2.5 horas (USB-C) |
| Volume Limit Modes | 74 dB, 85 dB, 94 dB |
Garantía y soporte
EarFun provides an 18-month hassle-free protection for the K2 Kids Bluetooth Headphones. For any product inquiries, technical support, or warranty claims, please contact EarFun customer service.
You can find more information and contact details on the official EarFun websitio o a través de su plataforma de compra.
Nota: Keep your purchase receipt or order number handy when contacting support for faster service.
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