Amazon.com: Alfa AWUS036NHA - Wireless B/G/N USB Adaptor - 802.11n - 150Mbps - 2.4 GHz - 5dBi Antenna - also includes a 9dBi Rubber Antenna And Suction cup Window Mount dock -
ALFA WIRELESS LONG RANGE 8dBi USB ADAPTER - t-netng.com
Gadgets World FBA_ALFA-ARSN19M Alfa 9dBi WiFi Booster SMA OMNI-Directional High-Gain Screw-On Swivel Antenna With magnetic base | Walmart Canada