1. Introdución
Thank you for choosing JOYWISE U8C Bluetooth Wireless Headphones. This manual provides essential information for the proper setup, operation, and maintenance of your headphones. Please read it thoroughly before use to ensure optimal performance and longevity of your device.

Image 1.1: JOYWISE U8C Bluetooth Wireless Headphones, including the headphones, a compact charging case, and various sizes of ear tips.
2. Información de seguridade
- Non expoñas os auriculares a temperaturas ou humidade extremas.
- Evite deixar caer os auriculares nin someterlos a impactos fortes.
- Do not disassemble or attempt to repair the headphones yourself. This may void the warranty and cause damage.
- Manteña os auriculares lonxe dos nenos e das mascotas.
- Limpa os auriculares cun pano suave e seco. Non empregues produtos químicos agresivos nin materiais abrasivos.
- Escoitar música durante un tempo prolongado a niveis de volume elevados pode causar danos auditivos. Axuste o volume a un nivel seguro.
3. Contido do paquete
Comprobe se o paquete contén os seguintes elementos:
- JOYWISE U8C Bluetooth Wireless Headphones
- Cable de carga USB
- Multiple sizes of Ear Tips
- Manual de usuario
- Maletín de transporte
- Cable Clothing Clip

Image 3.1: An illustration showing all items included in the JOYWISE U8C headphone package, along with a guide on how to achieve a stable and secure fit.
4. Produto rematadoview
The JOYWISE U8C headphones feature an ergonomic design with ear hooks for a secure fit, ideal for sports and active use. Each earbud includes control buttons and an LED indicator.

Image 4.1: Detailed diagram highlighting the ear hook, Volume+/Next Track button, Volume-/Previous Track button, Power On/Off/Pause/Play Music button, and LED Indicator on the headphones.
4.1 Características principais
- Sound Isolation Technology: Reduces ambient noise for an immersive audio experience.
- Tempo de reprodución ampliado: Ata 16 horas de reprodución de audio cunha soa carga.
- Stereo Surrounding Sound: 11mm dynamic drivers deliver rich audio.
- Impermeable IPX7: Resistant to sweat and splashes, suitable for workouts.
- Easy Control & Dual Connection: Physical buttons for control and simultaneous connection to two Bluetooth devices.
5. Configuración
5.1 Carga dos auriculares
- Conecta o cable de carga USB fornecido ao porto de carga dos auriculares.
- Conecta o outro extremo do cable USB a un adaptador de corrente USB estándar (non incluído) ou ao porto USB dun ordenador.
- O indicador LED mostrará o estado de carga. Unha carga completa adoita tardar aproximadamente 1.5 horas.
- When fully charged, the headphones provide up to 16 hours of playtime and 250 hours of standby time.
5.2 Emparejamento Bluetooth
- Asegúrese de que os auriculares estean apagados.
- Press and hold the power button for approximately 3 seconds until the LED indicator flashes blue and red, indicating pairing mode.
- No teu dispositivo (teléfono intelixente, tableta, ordenador), activa o Bluetooth e busca os dispositivos dispoñibles.
- Select "U8C" from the list of found devices.
- Once connected, the LED indicator will flash blue slowly or turn off, depending on the model. A voice prompt will confirm the connection.
- For dual connection, after pairing with the first device, disable Bluetooth on the first device. Pair with the second device. Then re-enable Bluetooth on the first device; the headphones should connect to both.

Image 5.1: The JOYWISE U8C headphones connected to a smartphone, illustrating the stable Bluetooth connection process.
6. Instrucións de funcionamento
The headphones feature intuitive physical buttons for control. Refer to Image 4.1 for button locations.

Image 6.1: A visual guide to the operating instructions for the JOYWISE U8C headphones, showing actions for power, track control, call management, and Siri activation.
6.1 Encendido/apagado
- Encendido: Mantén premido o botón de acendido durante 3 segundos.
- Apagado: Mantén premido o botón de acendido durante 3 segundos.
6.2 Control de música
- Reproducir/Pausa: Single tap the power button.
- Próxima canción: Hold the '+' button for 2 seconds.
- Canción anterior: Hold the '-' button for 2 seconds.
6.3 Control de chamadas
- Responder chamada: Single tap the power button.
- Rexeitar a chamada: Mantén premido o botón de acendido durante 1 segundo.
6.4 Asistente de voz (Siri/Asistente de Google)
- Activar: Double tap the power button.
7. Mantemento
7.1 Limpeza
- Limpe os auriculares cun pano suave, seco e sen fiapos.
- Retire as almofadas dos oídos e límpeas con auga e xabón suave se é necesario, asegurándose de que estean completamente secas antes de volvelas colocar.
- Non empregue produtos de limpeza abrasivos, alcol nin disolventes químicos.
7.2 Almacenamento
- Store the headphones in the provided carrying case when not in use to protect them from dust and damage.
- Avoid storing in direct sunlight or in areas with high humidity.
7.3 Resistencia á auga (IPX7)
The JOYWISE U8C headphones are IPX7 waterproof, meaning they can withstand immersion in water up to 1 meter for 30 minutes. They are resistant to sweat and rain, making them suitable for sports. However, they are not designed for swimming or prolonged submersion. Ensure the charging port cover is securely closed before exposure to water.

Image 7.1: The JOYWISE U8C headphones shown with water droplets, emphasizing their IPX7 sweatproof rating, suitable for use in various weather conditions.
8 Solución de problemas
| Problema | Causa posible | Solución |
|---|---|---|
| Os auriculares non se acenden | Batería baixa | Cargue os auriculares completamente. |
| Non se pode emparellar co dispositivo | Os auriculares non están en modo de emparellamento / Bluetooth desactivado no dispositivo / Dispositivo demasiado lonxe | Ensure headphones are in pairing mode (flashing blue/red). Turn on Bluetooth on your device. Move device closer to headphones (within 10 meters). |
| Sen son nin baixo volume | Volume too low / Headphones not connected / Incorrect audio output selected | Aumenta o volume tanto nos auriculares como no dispositivo conectado. Volve emparellar os auriculares. Comproba a configuración da saída de audio no teu dispositivo. |
| Conexión intermitente | Interferencia / Dispositivo demasiado lonxe / Batería baixa | Afástase de fontes de interferencias (routers Wi-Fi, outros dispositivos Bluetooth). Achega o dispositivo. Carga os auriculares. |
9. Especificacións
| Característica | Especificación |
|---|---|
| Nome do modelo | U8C |
| Tecnoloxía de conectividade | Sen fíos (Bluetooth) |
| Versión Bluetooth | 5.3 |
| Alcance Bluetooth | Ata 10 metros (30 pés) en espazo aberto |
| Duración da batería | Ata 16 horas de xogo |
| Tempo de carga | Aproximadamente 1.5 Horas |
| Nivel de resistencia á auga | IPX7 (resistente á auga) |
| Tipo de controlador de audio | Driver dinámico |
| Tamaño do controlador de audio | 11 milímetros |
| Rango de frecuencias | 20 Hz - 20,000 Hz |
| Control de ruído | Illamento acústico |
| Método de control | Botóns físicos (táctiles, por voz) |
| Peso do elemento | 3.52 onzas (0.1 quilogramos) |
10. Garantía e soporte
JOYWISE products are designed and manufactured to the highest quality standards. For warranty information and customer support, please refer to the warranty card included in your package or contact JOYWISE customer service through the retailer where the product was purchased.
For further assistance, please visit the official JOYWISE store or contact their support channels.
