1. Introduction
The AUSDOM Arikey84 is a versatile 75% layout low-profile mechanical keyboard designed for enhanced productivity and gaming. It features multi-mode connectivity, including Bluetooth 5.0, 2.4G wireless, and wired USB-C, allowing connection to up to four devices simultaneously. With its 84-key layout, white backlight with 14 effects, and compatibility with various operating systems, the Arikey84 offers a seamless and customizable typing experience.

Image: The AUSDOM Arikey84 mechanical keyboard, showcasing its compact 75% layout and white keycaps.
2. Package Contents
Please check the package for the following items:
- AUSDOM Arikey84 Mechanical Keyboard
- USB-C Charging Cable
- 2.4G Wireless Receiver
- User Manual (this document)
3. Setup and Connection
The Arikey84 keyboard supports three connection modes: Bluetooth 5.0, 2.4G Wireless, and Wired (USB-C). You can connect up to 4 devices simultaneously.
3.1. Multi-Mode Connection Overview

Image: Diagram illustrating the three connection modes (Bluetooth 1, Bluetooth 2, 2.4G, Wired) and multi-device support (laptop, phone, tablet).
3.2. Bluetooth Connection
- Ensure the keyboard is powered on.
- Press and hold the `Fn` key + `BT1` or `BT2` key until the indicator light flashes, indicating pairing mode.
- On your device (PC, laptop, tablet, or smartphone), search for Bluetooth devices and select "Arikey84" to pair.
- Once connected, the indicator light will stop flashing.
3.3. 2.4G Wireless Connection
- Plug the 2.4G wireless receiver into an available USB port on your computer.
- Ensure the keyboard is powered on and switched to 2.4G mode (refer to keyboard's mode switch, if present).
- The keyboard should automatically connect to the receiver.

Image: Close-up of the keyboard's side, showing the USB-C port, and icons for Bluetooth 5.0, wired connection, and 2.4G wireless, along with the respective dongle and cable.
3.4. Wired Connection
- Connect the provided USB-C cable to the keyboard's USB-C port.
- Connect the other end of the USB-C cable to an available USB port on your computer.
- The keyboard will automatically switch to wired mode and begin charging.
4. Operating Instructions
4.1. Backlight Control
The Arikey84 features a white backlight design with 14 different light effects. Use the designated function keys (often `Fn` + specific keys) to cycle through effects, adjust brightness, or turn the backlight on/off. Refer to the keycap legends for specific backlight control functions.

Image: The keyboard illuminated with its white backlight, highlighting the 14 different light effects feature.
4.2. System Key Switching (Mac/Windows)
The keyboard supports seamless key switching between Mac and Windows operating systems. Use the appropriate key combination (e.g., `Fn` + `Win` or `Fn` + `Mac`) to switch the keyboard layout and functionality to match your current operating system.

Image: The keyboard connected to a laptop, phone, and tablet, demonstrating its multi-device and multi-OS compatibility, including Mac and Windows key switching.
5. Charging the Keyboard
The Arikey84 keyboard is equipped with a built-in 2000mAh battery for extended usage. To charge the keyboard:
- Connect the provided USB-C cable to the keyboard's charging port.
- Connect the other end of the USB-C cable to a USB power source (e.g., computer USB port, wall adapter).
- The charging indicator light will illuminate during charging and turn off when fully charged.
A full charge takes approximately 2.5 hours. The keyboard offers over 30 days of working time or 800 hours of continuous use with the backlight off.

Image: The keyboard connected via USB-C cable, highlighting its 2.5 hours charging time and over 30 days working time, powered by a 2000mAh battery.
6. Maintenance and Care
- Cleaning: Use a soft, dry cloth to wipe the keyboard surface. For deeper cleaning, you may use a can of compressed air to remove dust and debris from between the keycaps. Avoid using liquid cleaners directly on the keyboard.
- Storage: Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the keyboard regularly, even if not in constant use.
7. Troubleshooting
7.1. Keyboard Not Responding
- Ensure the keyboard is powered on and fully charged.
- Check the connection mode:
- Wired: Ensure the USB-C cable is securely connected to both the keyboard and the computer.
- 2.4G Wireless: Verify the 2.4G receiver is plugged in and the keyboard is in 2.4G mode. Try a different USB port.
- Bluetooth: Confirm the keyboard is in Bluetooth pairing mode and successfully paired with your device. Try re-pairing.
- Restart your computer or device.
7.2. Backlight Not Working
- Ensure the keyboard has sufficient battery charge.
- Press the backlight control keys (e.g., `Fn` + backlight key) to turn it on or adjust brightness.
7.3. Keys Not Registering Correctly
- Check if the correct operating system mode (Mac/Windows) is selected.
- Clean the keyboard to remove any debris that might be obstructing key presses.
- If using wireless modes, ensure there is no interference and the keyboard is within range.
8. Specifications

Image: Detailed table of product parameters for the Arikey84 keyboard.
| Feature | Detail |
|---|---|
| Model | Airkey84 |
| Keys | 84 Keys |
| Connection | Bluetooth 5.0 + 2.4G + Wired |
| Weight | 465g |
| Keyboard Size | 308mm * 118mm * 24mm |
| Axis Type | Dwarf Tea Shaft (Mechanical) |
| Battery Capacity | 2000mAh |
| Backlight On Usage Time | 20H |
| Backlight Off Usage Time | 800H |
| Charging Time | 2.5 Hours |
| Charging Interface | USB-C |
| Compatible Systems | Windows / Mac OS / iPad OS / iOS / Android |
| Compatible Devices | PC / Laptop / Tablet |
| Operation Style | Mechanical |
| Language | English |
| Type | Bluetooth Wireless, Low-profile mechanical keyboard |
9. User Tips
- For optimal wireless performance, ensure the 2.4G receiver is connected to a front USB port or via a USB extension cable to minimize interference.
- Experiment with the 14 different backlight effects to find your preferred aesthetic and functionality.
- Utilize the multi-device connection feature to seamlessly switch between your computer, tablet, and smartphone for increased efficiency.
10. Warranty and Support
This product comes with a standard manufacturer's warranty. For detailed warranty information, technical support, or service inquiries, please contact the retailer or manufacturer directly. Keep your proof of purchase for warranty claims.