Mini PCI-E to PCI-E Adapter with 2 antennas is designed for wireless application on desktop computers that convert the Mini Card into a standard PCI Express 1 x slot Or insert a PCI-E type mini card into this adapter, and then insert the PCI-E 1x connector. The function of the adapter card is to convert the built-in Mini PCI-E wireless network card into a PCI-E interface wireless network card available for desktop computers! (The antenna is not removable). Supports all of PCI-E Mini-Cards such as SSD, WLAN, WWLAN, Mini Card to desktop PC. Compatiable with for DOS, for Windows 98/2000/XP/Server 2003/XP/Vista/7, for Linux OS. Support U.FL/IPX to RP-SMA pigtail WiFi RF cable adapter. Due to different batches, there may be differences in product appearance and printed text, which will not affect use, the appearance of the antenna tail end may be different from the picture, but the function is the same. Colour:As Shown Material:PCB+Metal Package Contents: 2 x Adapter 4 x Antenna Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.