1. Introducción
The Nulea RT05B Wireless Ergonomic Keyboard is designed to provide a natural and comfortable typing experience, reducing strain during extended use. It features a unique split design, dual-mode connectivity (Bluetooth & 2.4G), and a cushioned wrist rest for optimal support. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your keyboard.
Características principales:
- Diseño ergonómico dividido: Adapts to the natural alignment of your hands for reduced strain.
- Seamless Dual-Mode Connectivity: Easily switch between Bluetooth and 2.4G wireless connections across multiple devices.
- Batería recargable: Offers up to 200 hours of battery life on a single charge.
- Luxurious Wrist Support: Oversized, skin-friendly leatherette wrist rest provides ample comfort.
- Inclinación ajustable: Three different angles for personalized ergonomic alignment.
2. ¿Qué hay en la caja?
- Ergonomic Keyboard x1
- USB cable x1
- Manual de usuario x1
3. Configuración
Conexión inicial:
- Encendido: Locate the small silver on/off switch on the back of the keyboard and slide it to the "On" position.
- Elija el modo de conexión: The Nulea RT05B supports three connection modes: Wired (USB), 2.4G Wireless (via dongle), and Bluetooth.
- Wired Mode (F1): Connect the provided USB-C cable to the keyboard and the USB-A end to your computer. Press Fn + F1. The indicator light will be red.
- 2.4G Wireless Mode (F2): Locate the USB dongle stored magnetically on the back of the keyboard. Plug the dongle into an available USB-A port on your computer. Press Fn + F2. The indicator light will be green.
- Bluetooth Mode (F3): Mantenga pulsado Fn + F3 until the indicator light flashes blue. On your device, navigate to Bluetooth settings and select "Nulea RT05B" to pair.
- Ajustar inclinación: Flip out the adjustable feet on the underside of the keyboard to achieve your preferred typing angle. There are multiple positions for customized comfort.

Figura 3.1: De arriba hacia abajo view of the Nulea RT05B keyboard, highlighting its ergonomic split design and integrated wrist rest.

Figura 3.2: Lado view of the keyboard demonstrating the adjustable tilt legs for personalized comfort.
Video 3.1: Official product video demonstrating the Nulea RT05B Wireless Ergonomic Keyboard's features, including setup and connectivity options.
4. Instrucciones de funcionamiento
Cambiar entre dispositivos:
The keyboard's dual-mode connectivity allows seamless switching between different devices. Once paired or connected, simply press the corresponding function key to switch:
- Prensa Fn + F1 for Wired (USB) connection.
- Prensa Fn + F2 for 2.4G Wireless connection.
- Prensa Fn + F3 Para conexión Bluetooth.
Fn Key Lock:
If the F1, F2, or F3 keys do not respond as expected, the Fn key may be locked. When the Fn key is locked, the charging indicator light will be solid red. To use the F1-F3 functions, you may need to press the Fn key simultaneously with the desired F key, or unlock the Fn key. You can choose to unlock the Fn key while charging.

Figure 4.1: Visual representation of the keyboard's multi-device connectivity and switching capabilities.
5. Mantenimiento
To ensure the longevity and optimal performance of your Nulea RT05B keyboard, follow these maintenance guidelines:
- Limpieza: Use a soft, dry, lint-free cloth to clean the keyboard surface. For deeper cleaning, a slightly damp cloth with mild soap can be used, ensuring no liquid enters the keycaps or internal components.
- Cuidado del reposamuñecas: The leatherette wrist rest can be wiped clean with a damp paño. Evite productos químicos agresivos o materiales abrasivos que puedan dañar la superficie.
- Almacenamiento: When not in use for extended periods, turn off the keyboard using the on/off switch to conserve battery life. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Cargando: Charge the keyboard using the provided USB cable. Avoid using unapproved chargers or cables, as this may damage the battery.
6. Solución de problemas
If you encounter issues with your Nulea RT05B keyboard, please refer to the following common troubleshooting steps:
| Problema | Posible causa | Solución |
|---|---|---|
| El teclado no responde. | Low battery; Incorrect connection mode; Dongle/Bluetooth issue. | Charge the keyboard. Ensure the correct connection mode (F1, F2, or F3) is selected. Re-pair Bluetooth or re-insert 2.4G dongle. Ensure keyboard is powered on. |
| F1, F2, or F3 keys not working. | Fn key is locked. | Press the Fn key simultaneously with F1, F2, or F3. Alternatively, unlock the Fn key (refer to specific instructions in the full user manual if available, or try pressing Fn + Esc). |
| Retraso al escribir o pulsaciones de teclas fallidas. | Interferencia; Distancia del receptor; Batería baja. | Move closer to your device/receiver. Ensure no strong interference sources are nearby. Charge the keyboard. |
7. Especificaciones
| Característica | Detalle |
|---|---|
| Dimensiones del producto | 16.5 x 1.3 x 9.6 pulgadas |
| Peso del artículo | 4.33 libras |
| Fabricante | Nulea |
| Número de modelo del artículo | HD315 |
| Baterías | Se requieren 1 batería de iones de litio (incluidas) |
| Tecnología de conectividad | Bluetooth, USB (inalámbrico 2.4G) |
| Descripción del teclado | Membrana |
| Número de llaves | 101 |
| Características especiales | Ergonomic, Split Keyset Design, Rechargeable |
8. Garantía y soporte
Nulea offers a 12-month hassle-free replacement program for your product. For any inquiries or support needs, you can contact Nulea Direct through their 24/7 live chat or email support@nulea.com.
También está disponible para descargar un Manual de usuario oficial (PDF): Descargar Manual de Usuario