High-speed wireless Internet connectivity The ASUS PCE-N53 Wireless-N PCI Express Adapter provides superior Wi-Fi performance for server backbone & switching infrastructure applications, as well as mainstream desktops & notebooks. Using the convenience of a standard PCI Express connector, it delivers wide compatibility, fitting any x 1, x 2, x 8, or x 16 slot. Compared with standard PCI network cards, it offers increased bandwidth, reliability & functionality, allowing you to enjoy faster & more stable connections. Downloading, Vo IP, video streaming, & online gaming all benefit from its high-speed design & powerful antenna, which ensure long range wireless coverage. The friendly user interface further means that you can install & use the device as well as network applications quickly & easily. Flexible Dual-band Connection The dual-band operating mode can satisfy both normal & power user: with 2.4 G Hz, web surfing or e-mail delivery will be brisk, & when HD streaming or blu-ray movie are needed, the 5 G Hz band provides a blazingly fast lag-free home entertainment. Enhanced Security Supports 64/128-bit WEP, WPA2-PSK, WPA-PSK, WPS security. WPS (Wi-Fi Protected Setup) For quickly setting up a secure wireless connection, install the utility from the Support CD, then press the hardware WPS button on the PCE-N53 & click "next". Press the hardware WPS button on the router you would like to connect to, & thats it! After the utility finishes the setup procedure, the wireless connection is done!