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Overview

ASUS AX1800 Dual Band WiFi 6 USB Adapter, WiFi 6, 802.11ax, WPA3 Network Security, 5GHz Frequency Band, Compact Size (USB-AX55 Nano)

ASUS USB-AX55 Nano – AX1800 Dual Band WiFi 6 USB Adapter, Ultra-Fast Wireless, 802.11ax, WPA3 Security, Compact USB Nano Dongle, 2.4GHz & 5GHz

Brand: ASUS
Web Code: 19490657
Sold and shipped by | 4.4 seller rating (15 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

⚡ Next-Gen WiFi 6 Technology (802.11ax)

Delivers ultra-fast, low-latency wireless performance with up to 1800Mbps (574Mbps on 2.4GHz + 1201Mbps on 5GHz).

📶 Dual Band Connectivity

Seamlessly switch between 2.4GHz for long-range and 5GHz for high-speed streaming, gaming, and file transfers.

🔐 WPA3 Network Security

Protects your connection with the latest WPA3 encryption, ensuring enhanced data security and privacy.

💻 Ultra-Compact Nano Design

Slim, low-profile form factor is barely visible once plugged in, making it ideal for laptops and travel use.

🔌 Plug-and-Play on Windows 10/11

No complicated drivers required for most systems. Works out-of-the-box with Windows 10/11.

🌐 MU-MIMO & OFDMA Support

Efficiently connects to multiple devices at once for optimized bandwidth and lower lag — great for modern smart homes.

Experience lightning-fast wireless with the ASUS USB-AX55 Nano WiFi 6 Adapter, a sleek, high-performance solution for upgrading your PC or laptop to the latest WiFi standard. With support for 802.11ax (WiFi 6), you get up to 1.8Gbps speeds, dramatically reduced latency, and improved efficiency — perfect for gaming, HD streaming, video conferencing, and smart home setups.

Designed with portability in mind, this ultra-compact nano adapter is so small, you can leave it plugged into your device without worry. Equipped with dual band support and the latest WPA3 security, it’s both fast and secure.

Thanks to MU-MIMO and OFDMA technologies, this adapter optimizes wireless connections across multiple devices, ensuring smoother and faster internet experiences.

🚀 Upgrade your internet. Future-proof your connectivity. Go WiFi 6 with ASUS.

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For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Information about the manufacturer’s availability guarantee can be found .

Shipping Charges

Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Computer accessories
Return/Exchange Period
30 days
Condition
Opened

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