This is the Windows 7 driver for the ASUS BP6320 WLAN wireless adapter. The wireless driver was released in 2014 and you can download this below. Note that if you dont have a Windows 7 OS then you can try and install the driver in compatibility mode.
Note that this is a Windows 7 32bit as well as a Windows 7 64bit operating system. Search this website for more drivers if you have not found the driver you are looking for.
ASUS BP6320 WLAN Driver