The TP-Link TL-WN851ND 300Mbps Wireless N PCI Adapter is a reliable and high-performance solution for upgrading desktop connectivity to high-speed wireless. Designed for PCI slots, this adapter provides up to 300 Mbps on the 2.4 GHz band, making it suitable for HD streaming, online gaming, and large file downloads. It adheres to IEEE 802.11n standards and is backward compatible with 802.11g and 802.11b devices, ensuring wide-ranging network compatibility.

Equipped with dual detachable 2dBi antennas, the TL-WN851ND allows for customizable positioning to enhance signal stability and range, while also enabling antenna upgrades with RP-SMA connectors. Advanced MIMO (Multiple Input, Multiple Output) technology improves data throughput and coverage, and CCA (Clear Channel Assessment) technology minimizes interference by automatically detecting and switching to clear channels. This provides a stable connection ideal for both work and leisure.

The adapter supports a range of encryption protocols, including WEP, WPA, and WPA2, safeguarding your network from unauthorized access. Compatible with Windows XP through Windows 7, it offers reliable and secure wireless connectivity for older desktop systems. The TP-Link TL-WN851ND is an affordable and effective way to enhance your desktop’s wireless capabilities with ease and flexibility.