LINKSYS WUSB6400M Dual-Band AC1200 MU-MIMO USB 3.0 Wi-Fi Adapter

MX66884 WUSB6400M Dual-Band AC1200 MU-MIMO USB 3.0 Wi-Fi Adapter
MX66884 WUSB6400M Dual-Band AC1200 MU-MIMO USB 3.0 Wi-Fi Adapter MX66884 WUSB6400M Dual-Band AC1200 MU-MIMO USB 3.0 Wi-Fi Adapter

Product Info

Dual-band Wireless – AC1200 MU-MIMO USB 3.0 Wi-Fi Adapter

Boost a PC/laptop's performance to Next-Gen AC Wi-Fi, MU-MIMO with the Linksys WUSB6400M AC1200 MU-MIMO USB Wi-Fi Adapter.

Instantly upgrade your Windows based laptop, MacBook, or desktop computer to the latest WiFi standard with the Linksys WUSB6400M AC1200 Dual-Band WiFi USB Adapter. The Linksys WUSB6400M AC1200 Dual-Band WiFi USB Adapter lets your PC connect to high-speed AC WiFi, giving you the speed and performance necessary for media streaming, online gaming, and other high-bandwidth activities.

  • Easy plug-and-play operation
  • Latest WiFi-AC technology with speeds up to 1200Mbps for simultaneous streaming and gaming
  • AC1200 Wi-Fi speeds with selectable Dual-Band (2.4/5GHz) allows for operation on either band to avoid interference
  • Next-Gen AC Wi-Fi, MU-MIMO technology, delivers powerful Wi-Fi to all devices at the same time, same speed
  • High-gain external antenna; Dramatically increase your range with its multi-directional antenna for roaming throughout the home
  • USB 3.0 pairs easily with MAC and Windows® laptops/desktops



Latest Wireless-AC technology for simultaneously streaming and gaming on multiple devices.

Ultimate Speed with Wireless-AC

Wireless-AC technology with speeds of up to 866 Mbps.

Easy Setup

Features setup wizard and Wi-Fi Protected Setup for quick installation.

Works with Any Router

Works with any wireless router. This USB adapter works with all Wi-Fi routers, including your existing unit and those from Internet service providers.

Advanced Wireless Security

Safeguard your network with wireless WPA/WPA2 encryption and Wi-Fi Protected Setup.

Beamforming Technology

Optimizes performance by focusing wireless signal to router/access point.

Improve Your Home Wi-Fi by Upgrading Your Windows PC & MacBook to Next-Gen AC Wi-Fi with MU-MIMO USB Adapter

This AC USB adapter instantly upgrades your Windows®-based laptop or PC/Mac to the latest Wi-Fi standard, which is 2x faster than AC600 technology. This effectively makes your laptop/PC/Mac a MU-MIMO device, thereby allowing the Wi-Fi signal in your home to be distributed more efficiently to more Wi-Fi devices for stronger overall Wi-Fi coverage.

Next-Gen AC Wi-Fi MU-MIMO technology delivers exceptional speed and performance to your Windows®/Mac-based notebook, laptop, or desktop computer. It allows you to binge watch your favorite shows, play online games, and download large files with supercharged AC Wi-Fi speeds that are 2.8 times faster than Wireless-N.

Rapid Data Transfer with USB 3.0

Equipped with USB 3.0 technology, the adapter delivers speeds 10x faster than USB 2.0, helping ensure a fast and lag-free connection. The adapter is also compatible with USB 2.0 ports.

Exceptional Range with External Antenna

The USB adapter dramatically increases your range with its multi-directional high gain antenna.

Simple Plug-and-Play Setup

To enjoy next-gen AC Wi-Fi, simply plug the adapter into your PC's USB port or use the CD install.


Part Number WUSB6400M-CA
Network Standard IEEE 802.11ac
IEEE 802.11n
IEEE 802.11a/g
IEEE 802.11b
Frequency Dual band 2.4GHz and 5GHz
Wi-Fi Technology AC1200 MU-MIMO
Dual-Band AC MU-MIMO
Dual band 2.4 and 5GHz
Antenna(s) 1 x External antenna
Interface USB 3.0
Security Encryption WPA2
Feature Adapter wirelessly upgrades your Windows-based notebook computer to AC WiFi speeds with MU-MIMO
Dimensions N/A
Weight N/A

Package Contents

  • Linksys WUSB6400M AC1200 MU-MIMO Dual-Band USB Wireless Adapter
  • CD-ROM with Setup Software and Resources
  • Quick Start Guide