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Plugs into your laptop or desktop computer’s USB port to provide secure instant access to a dual-band wireless Ethernet network.

  • Dual-band Wi-Fi adapter supports 2.4 GHz and 5 GHz networks
  • 802.11ac adapter is backward compatible with 802.11a, 802.11b, 802.11g and 802.11n
  • USB 2.0 host interface is backward compatible with USB 1.1 laptops, tablets and PCs
  • Supports 64- and 128-bit WEP/WPA and WPA2 wireless security encryption
  • Nano-sized 1T1R design fits easily into a pocket or laptop bag for connecting on the go
  • 3-year limited warranty


Nano-Sized Dual-Band Wi-Fi Adapter Connects You to a Wireless Ethernet Network
Tiny enough to fit in the palm of your hand, this dual-band USB 2.0 Wi-Fi adapter plugs into the USB-A port on your laptop, tablet or desktop computer. It connects your device to a Wi-Fi network without having to rebuild any interior parts or replace a broken web card.

Dual-Band Connectivity Lets You Connect to More Devices with Less Interference
The U263-AC600 supports dual 2.4 GHz (150 Mbps) and 5 GHz (433 Mbps) network connections to make sure you have plenty of bandwidth for both high- and low-intensity applications. The 2.4 GHz band is ideal for basic web tasks, such as web browsing, sending email or streaming music. The 5 GHz band is recommended for downloading large files, streaming HD video on Netflix or lag-free gaming. 

Compatible with the Most Recent IEEE Standards and Security Measures
This USB Wi-Fi adapter adjusts to a wide range of industry standards, including IEEE 802.11ac, and is backward compatible with 802.11a, 802.11b, 802.11g and 802.11n for integration with all wireless network devices. The U263-AC600 also supports 64- and 128-bit WEP/WPA and WPA2 one-key wireless security encryption.

Miniature, Lightweight Design Perfect for Travel and Storage
The U263-AC600 features a 1T1R design (meaning the internal antenna both transmits and receives) and fits in a pocket or laptop bag for travel. To use the adapter, install the drivers specific to your laptop, tablet or computer (search “U263-AC600” at, and then connect the adapter to the USB port on your device. The adapter is compatible with Windows, Mac or Linux computers.

System Requirements

  • Laptop, tablet or desktop computer with USB-A port
  • 2.4 GHz and/or 5 GHz wireless network
  • Windows, Mac or Linux operating system

Package Includes

  • U263-AC600 Dual-Band USB Wi-Fi Adapter
  • Owner's manual
RoHS compliant


UPC Code037332259738
Product TypeUSB 2.0 Dual Band 2.4Ghz / 5Ghz Wi-Fi Adapter
TechnologyUSB 2.0 (High Speed); Wireless
Bus Powered  Yes
Product Length (in.)0.746
Product Length (cm.)1.9
Side A - Connector 1USB A (MALE)
Wireless Interface2.4G max data rate: 150Mbps (11n); 5G max data rate: 433Mbps (11AC)
Network (Ethernet) ProtectionYes
Material of ConstructionABS
Unit Dimensions (hwd / in.)0.235 x 0.617 x 0.746
Unit Packaging TypeBox
Unit Weight (lbs.)0
Operating Temperature Range32° to 104°F (0° to 40°C)
Storage Temperature Range-40° to 158°F (-40° to 70°C)
Operating Humidity Range10% to 90% RH, Non-Condensing
Storage Humidity Range5% to 90% RH, Non-Condensing
USB SpecificationUSB 2.0 (up to 480 Mbps)
Driver RequiredYes
Product ComplianceRoHS; CE (Europe); REACH; FCC (USA); UKCA
Product Warranty Period (Worldwide)3-year limited warranty

Questions & Answers

Need help with your purchase?
We're always available to help with questions, including product selection, sizing, installation and product customization. Call us at +1 773-869-1776 or email