Introduction
Thank you for choosing the ProtoArc Ergonomic Foldable Keyboard XK03. This ultra-slim, portable, and rechargeable keyboard is designed for comfort and convenience, allowing you to type efficiently across multiple devices. Its unique split ergonomic design promotes a natural typing position, reducing strain during extended use. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance.

Image: The ProtoArc XK03 keyboard being used in different environments, highlighting its versatility for business, education, and travel.
Caractéristiques du produit
- Split Ergonomic Design: Features a unique U-shape with a 166-degree angle for a natural typing position, minimizing hand and wrist pressure.
- Connectivité multi-appareils : Pair up to 3 devices simultaneously via Bluetooth channels and switch between them easily.
- Ultra Slim & Elegant: Pocket-sized and foldable with a wear-resistant PU leather surface, ideal for portability.
- Batterie rechargeable : Built-in 250mAh lithium battery offers up to 150 days of standby time on a single 2-hour charge via USB-C.
- Touches de fonction multimédia : Includes 13 multimedia function keys for quick access to various controls.

Image: Visual representation of the keyboard's split ergonomic design, emphasizing the 166-degree angle for comfortable typing.

Image: The keyboard demonstrating multi-device connectivity with Bluetooth channels BT1, BT2, and BT3.
Contenu du colis
- ProtoArc Ergonomic Foldable Keyboard XK03
- Câble de chargement USB-C
- Manuel d'utilisation
- Support pour téléphone/tablette

Image: All items included in the ProtoArc XK03 product package.
Installation
1. Charger le clavier
Before first use, fully charge the keyboard using the provided USB-C cable. Connect the USB-C end to the keyboard's charging port and the USB-A end to a power source (e.g., computer USB port, USB wall adapter).

Image: The keyboard's USB-C charging port with the charging cable inserted.
2. Couplage Bluetooth
- Unfold the keyboard to power it on. The indicator light for the current channel (1, 2, or 3) will blink.
- Appuyez et maintenez enfoncé le Fn clé ainsi que l'une des clés de canal Bluetooth (Q pour le canal 1, W pour le canal 2, ou E for channel 3) for 3-5 seconds until the corresponding indicator light starts blinking rapidly. This indicates the keyboard is in pairing mode.
- On your device (mobile phone, tablet, or laptop), go to Bluetooth settings and enable Bluetooth.
- Rechercher available devices. You should see "XK03" or "ProtoArc XK03" in the list.
- Select "XK03" to connect. Once connected, the indicator light on the keyboard will stop blinking and remain solid for a few seconds before turning off.
- To pair additional devices, repeat steps 2-5, selecting a different Bluetooth channel key (Q, W, or E).
Vidéo : Un overview of the ProtoArc XK03 Foldable Keyboard, demonstrating its features and multi-device pairing capabilities.
Vidéo : Un aperçu détailléview of the ProtoArc XK03 Foldable Keyboard, including demonstrations of its ergonomic design and multi-device switching.
Mode d'emploi
Marche/arrêt automatique
The keyboard features an automatic power on/off function. Simply unfold the keyboard to power it on, and fold it to power it off. This helps conserve battery life.

Image: The keyboard showing its auto power on/off functionality based on its folded or unfolded state.
Basculer entre les appareils
Once paired with multiple devices, you can switch between them by simply pressing the Fn clé ainsi que la clé de canal Bluetooth correspondante (Q, W, ou E) for the desired device. The switch is instant.
Touches de fonction multimédia
The keyboard includes dedicated multimedia function keys. To activate these functions, press the Fn key simultaneously with the desired F1-F12 key. Some common functions include:
- Appuyez directement sur Échap to get "`".
- Appuyez directement sur F1 à F10 to get numbers 1~0.
- Presse Fn + Esc & F1 ~ F12 to achieve multimedia functions (e.g., access homepage, brightness, volume).
- Presse Shift + Esc & F1 ~ F12 corresponding keys to get symbols.
- Presse Fn + Shift + F1 ~ F12 corresponding keys to achieve FN function.
Note: This portable keyboard may not fully replicate all functions of a general office full-size keyboard. Some key combinations like "Ctrl + Alt + Delete" on Windows may not be achievable.
Caractéristiques
| Modèle | XK03 |
| Technologie de connectivité | Bluetooth (USB-C for charging) |
| Capacité de la batterie | Batterie au lithium 250 mAh |
| Temps de veille | 150 jours |
| Temps de charge | Environ 2 heures |
| Description du clavier | Foldable Ergonomic |
| Appareils compatibles | Téléphones portables, tablettes, ordinateurs portables |
| Poids de l'article | 14.9 onces |
| Dimensions du colis | 9.84 x 6.5 x 1.46 pouces |
| Matériel | Metal (with PU leather surface) |

Image: The folded dimensions of the ProtoArc XK03 keyboard, illustrating its compact and portable nature.
Dépannage
- Le clavier ne se connecte pas : Ensure the keyboard is fully charged and in pairing mode (indicator light blinking rapidly). Check your device's Bluetooth settings to ensure it's enabled and searching for devices. Try restarting both the keyboard and your device.
- Les touches ne répondent pas : Verify the keyboard is connected to the correct Bluetooth channel. Ensure the keyboard is not in sleep mode (unfold and refold if necessary).
- Retard ou délai d'entrée : Ensure your device is within the effective Bluetooth range. Minimize interference from other wireless devices.
- Les touches multimédia ne fonctionnent pas : Assurez-vous d'appuyer sur le bouton Fn appuyer simultanément sur la touche et la touche de fonction souhaitée.
Entretien
- Nettoyez régulièrement le clavier avec un chiffon doux et sec.
- Évitez d'exposer le clavier à des températures extrêmes, à l'humidité ou à la lumière directe du soleil.
- N'utilisez pas de produits chimiques agressifs ou de nettoyants abrasifs.
- Store the keyboard in its folded state when not in use to protect the keys and conserve battery.
Garantie et assistance
ProtoArc products come with a standard manufacturer's warranty. For specific warranty details, technical support, or any inquiries regarding your XK03 keyboard, please refer to the contact information provided in the original product packaging or visit the official ProtoArc website.





