Hi!
I have successfully setup the USB WiFi card ASUS USB-N13, which is based on the same chipset:
dmesg | grep urtwn
urtwn0: <vendor 0x0b05 product 0x17ab, class 0/0, rev 2.00/2.00, addr 1> on usbus0
urtwn0: MAC/BB RTL8192CU, RF 6052 2T2R
uname -a
FreeBSD MYBSD 10.0-PRERELEASE FreeBSD...