UGREEN CM496 AC650 High-Gain Dual-Band Wireless USB Adapter – UG-90339

The UGREEN CM496 AC650 High-Gain Dual-Band Wireless USB Adapter (UG-90339) is a compact Wi-Fi adapter designed to add or upgrade wireless network connectivity on compatible desktop and laptop computers. Supporting both 2.4GHz and 5GHz Wi-Fi bands, it provides flexible wireless performance for web browsing, office work, streaming, downloads, online meetings, and everyday internet use.

The adapter supports combined wireless speeds of up to 650Mbps, with up to 433Mbps on the 5GHz band and 200Mbps on the 2.4GHz band. The 5GHz connection is suitable for higher-speed applications and less congested wireless environments, while 2.4GHz provides greater range and better penetration through walls.

A built-in 6dBi high-gain external antenna helps improve wireless reception, coverage, and connection stability compared with compact adapters that rely solely on internal antennas. The antenna can also be adjusted to help achieve better reception depending on the position of the router and computer.

Product Features

AC650 Dual-Band Wi-Fi

Supports both 2.4GHz and 5GHz wireless networks, providing flexibility when connecting to compatible dual-band Wi-Fi routers and access points.

Up to 433Mbps on 5GHz

The 5GHz band supports speeds up to 433Mbps, making it suitable for HD streaming, video calls, downloads, and other bandwidth-intensive activities.

Up to 200Mbps on 2.4GHz

Provides speeds up to 200Mbps on 2.4GHz, offering greater wireless range for browsing, email, office work, and everyday internet connectivity.

6dBi High-Gain External Antenna

Features a powerful 6dBi external antenna designed to improve wireless signal reception, coverage, and connection stability.

Adjustable Antenna

The antenna can be rotated and repositioned to help achieve better signal reception depending on the computer and wireless router placement.

Wi-Fi 5 / 802.11ac

Supports IEEE 802.11ac alongside earlier 802.11a/b/g/n wireless standards for broad compatibility with existing Wi-Fi networks.

USB Connectivity

Connects directly to a compatible computer through USB-A, providing a straightforward way to add wireless networking to desktops or upgrade older wireless connectivity.

Station & Soft AP Modes

Supports Station Mode for connecting the computer to a wireless network and Soft AP Mode for creating a Wi-Fi hotspot from a compatible computer.

Built-In Driver Support

Designed for straightforward installation on supported Windows systems, with built-in driver functionality helping simplify initial setup.

Wireless Security Support

Supports common wireless security standards including WEP, WPA and WPA2, depending on the operating system and network configuration.

Product Specifications

• Product Type: Wireless USB Network Adapter
• Brand: UGREEN
• Model: CM496
• Product Code: UG-90339 / 90339
• Wireless Class: AC650
• Wi-Fi Standard: IEEE 802.11ac/a/b/g/n
• Wi-Fi Generation: Wi-Fi 5
• Frequency Bands:4GHz + 5GHz
• 4GHz Maximum Speed: Up to 200Mbps
• 5GHz Maximum Speed: Up to 433Mbps
• Combined Wireless Rating: Up to 650Mbps
• Antenna: External High-Gain Antenna
• Antenna Gain: 6dBi
• Antenna Adjustment: Rotatable
• Interface: USB-A
• USB Standard: USB 2.0
• Wireless Modes: Station Mode / Soft AP Mode
• Security: WEP / WPA / WPA2
• Chipset: RTL8811CU
• Colour: Black
• Compatible Systems: Windows and supported Linux distributions
• Suitable For: Desktop PCs and Laptops
• Applications: Internet Access, Streaming, Office Work, Video Conferencing, Downloads and Wi-Fi Connectivity