Baseus B00955504833-00
Baseus K01B Tri-Mode Wireless Multi-Device Keyboard User Manual
Model: B00955504833-00
Introduction
Thank you for choosing the Baseus K01B Tri-Mode Wireless Multi-Device Keyboard. This ultra-slim keyboard is designed for seamless connectivity across various devices and operating systems, offering a comfortable and efficient typing experience. Please read this manual carefully to ensure proper use and maintenance of your new keyboard.

Image: The Baseus K01B Tri-Mode Wireless Keyboard, showcasing its compact design and round keycaps.
Product Features
- Tri-Mode Connection: Supports Bluetooth 3.0, Bluetooth 5.0, and 2.4GHz wireless modes for versatile connectivity.
- Multi-Device Pairing: Connects to up to 3 devices simultaneously, allowing for convenient switching.
- Broad Compatibility: Compatible with Windows, iOS, Linux, Harmony OS, and Android operating systems.
- Functional Keys: Includes 12 function keys for quick access to volume, screen brightness, and other controls, along with a numeric keypad.
- Smart Auto-Sleep: Enters standby mode after 30 minutes of inactivity to conserve power.
- Ergonomic Design: Engineered for comfortable typing, reducing wrist strain.
- Durable Key Markings: Key legends are resistant to wear and fading.

Image: Diagram highlighting the multi-connection capabilities and high portability of the Baseus K01B keyboard.
Setup Guide
1. Battery Installation
The Baseus K01B keyboard is powered by two AAA batteries.
- Locate the battery compartment on the underside of the keyboard.
- Open the battery compartment cover.
- Insert two AAA batteries, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
Note: If the indicator light flashes red, it means the battery is low and needs to be replaced.
2. Connecting Your Keyboard
The keyboard supports three connection modes: 2.4GHz wireless, Bluetooth 3.0, and Bluetooth 5.0. You can connect up to three devices simultaneously.

Image: Illustration showing the Baseus K01B keyboard connecting simultaneously to a laptop, smartphone, and tablet.
2.1. 2.4GHz Wireless Connection
- Locate the 2.4G USB receiver, usually stored in the battery compartment or a dedicated slot on the keyboard.
- Plug the USB receiver into an available USB port on your computer or device.
- Turn on the keyboard using the power switch (usually on the side or back).
- Press the 2.4G key on the keyboard. The indicator light will confirm the connection.
- Your keyboard should now be connected and ready to use.
2.2. Bluetooth Connection (BT1 / BT2)
- Turn on the keyboard using the power switch.
- Press and hold either the BT1 or BT2 key for 3-5 seconds until the indicator light starts flashing, indicating pairing mode.
- On your device (computer, tablet, smartphone), go to Bluetooth settings.
- Search for new devices and select "Baseus K01B" (or similar name) from the list.
- Follow any on-screen prompts to complete the pairing process. The indicator light on the keyboard will stop flashing once connected.
- Repeat the process with the other Bluetooth key (BT1 or BT2) to connect a second Bluetooth device.
Operating Instructions
1. Switching Between Connected Devices
To switch between your connected devices, simply press the corresponding connection key:
- Press 2.4G to switch to the device connected via the USB receiver.
- Press BT1 to switch to the first Bluetooth-connected device.
- Press BT2 to switch to the second Bluetooth-connected device.
2. Switching Between Operating Systems
The keyboard is designed to work seamlessly across different operating systems. Use the following key combinations to optimize keyboard layout and functions for your specific OS:
- For Windows: Press Fn + Win
- For iOS/macOS: Press Fn + Mac
- For Android/Harmony OS: Press Fn + Android

Image: Close-up of the Baseus K01B keyboard highlighting the Fn key and mode switch keys for iOS, Mac OS, and Windows.
3. Using Function Keys (F1-F12)
The keyboard features 12 multimedia function keys. By default, these keys perform their multimedia functions (e.g., volume control, media playback). To use them as standard F-keys (F1-F12), press Fn + Esc to toggle between modes.
Common multimedia functions include:
- F1-F3: Brightness adjustment
- F4-F6: Media controls (Previous, Play/Pause, Next)
- F7-F9: Volume controls (Mute, Volume Down, Volume Up)
- F10-F12: Other system functions
4. Smart Auto-Sleep Mode
To conserve battery life, the keyboard will automatically enter standby mode after 30 minutes of inactivity. To wake the keyboard, simply press any key. The keyboard will reconnect to the last active device.

Image: Visual representation of the keyboard's smart auto-sleep mode, showing it in a vertical, inactive state.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your keyboard.
1. Cleaning
- Turn off the keyboard before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the surface.
- For dust and debris between keys, use compressed air.
- Avoid using harsh chemicals, abrasive cleaners, or excessive moisture.
2. Battery Replacement
When the battery indicator flashes red, replace the two AAA batteries as described in the "Battery Installation" section of the Setup Guide.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard not connecting/responding. |
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| Keys are not responding or typing is not smooth. |
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| Cmd and Option keys are switched (macOS). |
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| Keyboard enters sleep mode too quickly. |
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Specifications
| Feature | Detail |
|---|---|
| Brand | Baseus |
| Model | K01B (Item model number: B00955504833-00) |
| Connectivity | 2.4GHz Wireless, Bluetooth 3.0, Bluetooth 5.0 |
| Compatibility | Windows, iOS, Linux, Harmony OS, Android |
| Power Source | 2 x AAA Batteries |
| Product Dimensions | 10 x 5 x 1.27 cm |
| Weight | 650 g |
| Country of Origin | China |
| Language | English |

Image: The retail packaging for the Baseus K01B Wireless Tri-Mode Keyboard.
Warranty and Support
Baseus products are manufactured to the highest quality standards. For warranty information and customer support, please refer to the warranty card included with your product or visit the official Baseus website. Keep your purchase receipt as proof of purchase for any warranty claims.
For technical assistance or further inquiries, please contact Baseus customer service.
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