1. Producte acabatview
The YUNZII B307 is an upgraded wireless retro typewriter-style keyboard designed for enhanced typing experience and aesthetic appeal. It features a compact 68-key layout, round keycaps, and versatile connectivity options.
- Disseny de màquina d'escriure retro: Combina vintagi estètica amb funcionalitat moderna.
- Connectivitat dual: Supports both Bluetooth 5.0 and USB-C wired connections.
- Suport integrat: Features a built-in holder for tablets, phones, and other devices (up to 11.6 x 0.5 inches).
- Functional Knobs: Two dedicated knobs for connection channel switching and volume control.
- Multidispositiu i multisistema operatiu: Compatible with Windows, Android, Mac iOS systems, and various devices including PCs, laptops, tablets, and smartphones.
- Bateria recarregable: Equipped with a built-in rechargeable battery for wireless use.
- Peus ajustables: Allows for setting a comfortable typing angle.

2. Configuració i connectivitat
2.1 Instal·lació i càrrega de la bateria
The keyboard requires 1 AAA battery (included) for operation. For wired connection and charging, use the provided USB-C cable.
- Localitzeu el compartiment de la bateria a la part inferior del teclat.
- Insert 1 AAA battery, ensuring correct polarity.
- Connect the keyboard to a power source or computer using the USB-C cable for charging or wired mode.

2.2 Connexió Bluetooth
- Engegueu el teclat amb l'interruptor d'encesa/apagada.
- Manteniu premuda la FN + C key for 2 seconds. The battery indicator will be on and flashing, indicating pairing mode.
- On your computer or device, search for Bluetooth devices and select "UBOTIE" to connect.
- Once connected, the indicator will stop flashing.
- To switch between different devices (up to 3 Bluetooth devices), spin the left knob to change the connection channel (BT1, BT2, BT3).
- Switch according to the system version of the device: Press FN + Q (Android), FN + W (Windows), o FN + E (iOS) for 1 second.

2.3 Connexió per cable
Connect the keyboard to your device using the provided USB-C cable. The keyboard will automatically switch to wired mode.

3. Instruccions de funcionament
3.1 Functional Knobs
- Pom esquerre: Turn to change the connection channel (BT1, BT2, BT3).
- Pom dret: Gireu per ajustar el volum.

3.2 Integrated Stand
The keyboard features an integrated stand holder, 11.6 x 0.5 inches, suitable for most pads, phones, and tablets. This allows for an ergonomic setup, transforming your device into a mini workstation.

3.3 Multimedia Functions (FN Key Combinations)
| Combinació de tecles | Funció |
|---|---|
| FN + F1 | Tallar |
| FN + F2 | Còpia |
| FN + F3 | Enganxa |
| FN + F4 | Mètode d'entrada |
| FN + F5 | Cerca |
| FN + F6 | Pista anterior |
| FN + F7 | Reproduir/Pausa |
| FN + F8 | Pista següent |
| FN + F9 | Silenciar |
| FN + F10 | Volum - |
| FN + F11 | Volum + |
| FN + F12 | Pantalla de bloqueig |
4. Manteniment
4.1 Neteja
The round keycaps are removable, allowing for easy cleaning of dust and debris from beneath the keys. Gently remove keycaps as needed for thorough cleaning.

5. Solució De Problemes
If you encounter issues with your YUNZII B307 keyboard, consider the following:
- Problemes de connectivitat: Ensure the keyboard is fully charged or connected via USB-C. Re-attempt Bluetooth pairing by holding FN+C. Verify the correct OS mode (FN+Q/W/E) is selected.
- Les tecles no responen: Check battery level. If in wireless mode, try switching to wired mode. Ensure the keyboard is properly paired or connected.
- Backlight Flickering/Not Working: Check battery level. The lever on the left side can control backlight patterns and on/off state.
- Key Labels Fading: This can occur with prolonged use. If key positions are not memorized, consider using keycap stickers or referring to the manual.
6. Especificacions
- Número de model: B307
- Connectivitat: Bluetooth 5.0, USB-C Wired
- Dispositius compatibles: Laptops, Tablets, Smartphones (Windows, Android, Mac iOS)
- Descripció del teclat: Membrana
- Tecles de tecles: Round, Removable
- Característiques especials: Integrated Stand, Rechargeable Battery, Functional Knobs
- Bateria: Necessita 1 bateria AAA (inclosa)
- Material: Plàstic
- Pes de l'article: 0.035 unces
- Dimensions del paquet: 14.53 x 7.6 x 2.24 polzades
7. Què hi ha a la caixa
- YUNZII B307 Wireless Typewriter Keyboard
- Cable USB-C
- Manual d'usuari
- Extra Red Keycap (as per product description)
- 1 piles AAA

8. Vídeos oficials de productes
Vídeo: Un overview of the YUNZII Upgraded Wireless Typewriter Keyboard, highlighting its features and design.
Video: Demonstration of typing on the YUNZII Upgraded Wireless Retro Keyboard, showcasing the key feel and sound.
Video: A detailed look at the YUNZII Upgraded Wireless Keyboard (B307, Baby Pink), highlighting its features and aesthetic.
Vídeo: Una breu presentacióview espectacleasing the 'Super Cute Typewriter Keyboard'.
9. Garantia i Suport
For any product inquiries, technical support, or warranty claims, please contact Yunzii Keyboard directly through Amazon. Follow these steps:
- Visit the YUNZII product page on Amazon.
- Select the seller's name, "Yunzii Keyboard".
- Click "Ask a question" to send a message.
If you have already placed an order, go to your orders, select "Problem with order", and then send a message to the seller.





