6189N-SFC is a highly integrated and excellent performance Wireless LAN (WLAN) SDIO network interface device. High-speed wireless connection up to 150 Mbps. It can be easily manufactured on SMT process. This WLAN Module design is based on Realtek RTL8189FTV-VC-CG. It is a highly integrated single-chip Wireless LAN (WLAN) SDIO network interface. The package provides the installation files for Realtek RTL8189FTV Wireless LAN 802.11n SDIO Network Adapter Driver version 3008.28.201.2016. 1. Go to Device Manager (right click on My Computer, choose Manage and then find Device Manager in the left panel) 2. Right click on the hardware device you wish.