Wi-Fi and Bluetooth 4.2 USB adapter. It allows a computer to connect to Wi-Fi networks and Bluetooth devices. Key features include: Standards: Supports 802.11b/g/n Wi-Fi standards. Connectivity: Operates on the 2.4GHz frequency. Security: Offers WPA security connection. Design: Features a miniature profile. Compatibility: Works with Windows 7/8/8.1/10/XP for Wi-Fi; Bluetooth is compatible with Windows 7/8/8.1/10/11. Speed: Offers speeds up to 950Mbps. Installation: Often has a built-in driver for automatic installation. Range: Can reach up to 50m indoors and 150m in open spaces.