1. Introduction
The WAVLINK AXE5400 PCIe WiFi 6E Tri-Band Wireless Network Card with Bluetooth 5.3 is designed to provide high-speed wireless connectivity and Bluetooth functionality to your desktop computer. Powered by the Intel AX210 chip, it supports tri-band speeds (2.4GHz, 5GHz, and 6GHz) for optimal performance in various network environments. This manual provides detailed instructions for installation, operation, and troubleshooting.
2. What's in the Box
- AXE5400 PCIe WiFi Card
- Standard/Low-Profile Bracket
- Antennas x2
- Magnetic Antenna Base
- Bluetooth Connection Cable
- Installation Guide & Driver CD
3. Specifications
| Feature | Description |
|---|---|
| Brand | WAVLINK |
| Model Number | WN675X3-G |
| Hardware Interface | PCIE x 1 |
| Compatible Devices | Desktop, Headphone, Keyboard, Mouse, Speaker |
| Data Link Protocol | Bluetooth, Gigabit Ethernet |
| Data Transfer Rate | 5400 Megabits Per Second |
| Minimum Required OS | Windows 10, Windows 11, Linux |
| Warranty | 1 Year |
4. Setup and Installation
Follow these steps to install your WAVLINK AXE5400 PCIe WiFi 6E Card:
- Power Off PC: Power off your computer and unplug all cables. Open the PC case.
- Locate PCIe Slot: Find an available PCIe slot (X1/X4/X8/X16) on your motherboard.
- Insert WiFi Card: Carefully insert the AXE5400 WiFi card into the chosen PCIe slot until it is firmly seated. Secure it with a screw if necessary.
- Connect Bluetooth Cable: Connect the small end of the provided Bluetooth cable to the card and the other end to an available 9-pin USB header on your motherboard. This step is crucial for Bluetooth functionality.
- Attach Antennas: Connect the two antennas to the gold connectors on the back of the card. The magnetic base allows for flexible placement on your PC case or desk for optimal signal reception.
- Close PC Case & Power On: Close your PC case, reconnect all cables, and power on your computer.
- Install Drivers: Insert the driver CD into your optical drive and follow the on-screen instructions to install the necessary drivers. Alternatively, download the latest drivers from the official WAVLINK website.

Image: Visual guide for installing the PCIe WiFi Card.

Image: The card includes both standard and low-profile brackets for versatile installation.
Installation Video Guide
Video: Detailed unboxing and installation process for the WAVLINK PCIe WiFi 6E Card, demonstrating how to install the card into a desktop PC and connect the antennas and Bluetooth cable.
Video: Unboxing and speed test of the WAVLINK WiFi 6E Network Card, showing the components and demonstrating performance improvements after installation.
5. Operating Instructions
Once the drivers are installed, your WAVLINK AXE5400 card will enable your computer to connect to WiFi 6E networks and utilize Bluetooth 5.3 devices.
WiFi Connectivity
- The card supports tri-band operation (2.4GHz, 5GHz, and 6GHz) for flexible and high-speed connections.
- The 6GHz band provides ultra-low latency for demanding applications like 4K streaming and VR.
- The 5GHz band offers high-speed connectivity for gaming and general use.
- The 2.4GHz band provides stable, long-range connectivity.
- Ensure your router supports WiFi 6E to fully utilize the 6GHz band.

Image: Overview of the card's key features including Intel AX210 chip, Bluetooth 5.3, WPA3 security, and tri-band WiFi capabilities.
Bluetooth 5.3 Functionality
- Bluetooth 5.3 offers faster speeds and longer range compared to previous versions.
- Connect various Bluetooth-enabled devices such as headphones, keyboards, mice, gamepads, and speakers.
- Ensure the Bluetooth connection cable is properly connected to your motherboard for this feature to work.

Image: Illustration of Bluetooth 5.3 connectivity with headphones, keyboards, mice, and other peripherals.
Advanced Security
The card supports WPA3 encryption, providing enhanced protection for your home WiFi network against brute-force attacks and other vulnerabilities.

Image: Visual representation of WPA3 advanced WiFi security features.
6. Maintenance
The WAVLINK AXE5400 card is designed for reliable, long-term operation with minimal maintenance. The integrated heat sink helps maintain optimal operating temperatures for stability.
- Driver Updates: Periodically check the WAVLINK official website for updated drivers to ensure optimal performance and compatibility.
- Physical Inspection: Ensure the antennas are securely connected and positioned for the best signal. Keep the interior of your PC case clean to prevent dust buildup on the card's heat sink, which can affect cooling efficiency.

Image: Close-up of the advanced heat sink on the WAVLINK WiFi card, designed for better stability and heat dissipation.
7. Troubleshooting
- No WiFi/Bluetooth:
- Ensure the card is correctly seated in the PCIe slot.
- Verify the Bluetooth connection cable is securely connected to both the card and the motherboard's USB header.
- Check if drivers are installed correctly. Reinstall if necessary.
- Confirm antennas are attached and positioned optimally.
- Slow Speeds:
- Ensure your router supports WiFi 6E and is configured for optimal performance.
- Reduce interference by moving the magnetic antenna base to a clear location.
- Update your router's firmware and the card's drivers.
- Check for other devices on the same WiFi channel causing congestion.
- Intermittent Connection:
- Check for physical obstructions between your PC and the router.
- Ensure the card is not overheating (check PC case airflow).
- Test with a different PCIe slot if available.
8. Warranty and Support
The WAVLINK AXE5400 PCIe WiFi 6E Card comes with a 12-month warranty. Registered users may receive an extended 18-month warranty. Lifetime technical support is also provided.
Contact Support:
- Email: support@wavlink.com
- Live Chat: Visit wavlink.com
- Phone (US Local): +1(888)973-0883 (Mon-Fri 09:00 am - 10:00 pm UTC-5)
For the latest drivers and additional resources, please visit the official WAVLINK website.





