The TP-Link TL-WN781ND 150Mbps PCI Express Adapter is a cost-effective solution for adding wireless connectivity to your desktop computer. Designed for reliable performance and easy installation, this adapter ensures stable and fast wireless connections, making it ideal for home and office use. Key Features 150Mbps Wireless Speed Experience smooth browsing, video streaming, and online gaming with speeds up to 150Mbps. PCI Express Interface Compact design with PCIe interface ensures compatibility with most desktop computers for easy installation. Advanced Security Supports WPA/WPA2 encryption to safeguard your wireless network against unauthorized access. Detachable Antenna Equipped with a detachable 2dBi antenna to enhance wireless coverage and signal stability. Broad Compatibility Works seamlessly with most wireless devices and supports IEEE 802.11n/b/g standards. User-Friendly Setup Comes with a resource CD and Quick Setup Guide for straightforward installation and configuration. Specifications Table Feature Details Wireless Speed Up to 150Mbps Frequency Band 2.4GHz Interface PCI Express Antenna Detachable 2dBi Omni-Directional Antenna Standards IEEE 802.11n, IEEE 802.11g, IEEE 802.11b Security Protocols WPA/WPA2, WEP Dimensions 120.8 x 78.5 x 21.5mm Compatibility Windows 10/8.1/8/7/XP What’s in the Box 1 x TP-Link TL-WN781ND PCI Express Adapter 1 x Detachable Antenna 1 x Resource CD 1 x Quick Installation Guide Why Choose the TP-Link TL-WN781ND? The TP-Link TL-WN781ND PCI Express Adapter is a dependable and affordable way to upgrade your desktop computer with wireless capabilities. Whether you need to connect to a home network, office WiFi, or public hotspots, this adapter provides a stable and secure connection. Its compact design, easy setup, and reliable performance make it an excellent choice for both casual and professional users.