Wireless N PCI Express 2.0(x1) Adapter TL-WN881ND allows you to connect a desktop computer to a wireless network and access high-speed Internet connection. Comply with IEEE 802.11n; they provide wireless speed up to 300Mbps; which is beneficial for the online gaming or even HD video streaming. Wireless N - Speed and Range MIMO (multiple input; multiple output antennas) technology; it shows more excellent abilities of mitigating data loss over long distances and through obstacles in a small office or a large apartment; even in a steel-and-concrete building.