The UGREEN CM496 is a dual-band USB Wi-Fi adapter designed to bring wireless connectivity to desktop computers or laptops with outdated network cards. By plugging into a USB 2.0 port, it allows you to connect to both 2.4 GHz and 5 GHz networks, reaching speeds of up to 433 Mbps on the faster band and 200 Mbps on the lower one. This versatility helps you choose between the broader range of 2.4 GHz or the reduced interference of 5 GHz depending on your environment. To ensure a stable signal, the device features a 6dBi high-gain external antenna and is housed in a durable PC plastic casing. It uses the RTL8811CU chipset and supports a wide range of security protocols, including WPA2-PSK and WEP, to keep your connection secure. Beyond receiving internet, the adapter includes a Soft AP mode, which lets you share your wired connection by turning the dongle into a wireless hotspot for other devices. This adapter is compatible with Windows 7 through 11, as well as various Linux versions from 2.6.18 to 5.3. It is a practical choice for users who need a reliable wireless upgrade without opening their computer case, providing a simple way to access high-speed internet for browsing or streaming.