The TP-Link TL-WN781ND 150Mbps Wireless N PCI Express Adapter delivers fast and reliable wireless connectivity for your desktop PC. Designed with a PCI Express interface, this wireless PCI adapter offers 150Mbps speeds, making it perfect for web browsing, streaming, and light online gaming. Featuring WPA/WPA2 encryption, it ensures a secure connection. Easy to install and highly efficient, this TP-Link PCI Express adapter provides a stable and seamless internet experience. Upgrade your desktop with this high-performance wireless N adapter for better speed and connectivity.