Alfa Long-Range Dual-Band AC1200 Wireless USB 3.0 Wi-Fi Adapter
Alfa 2000mW High-Gain Wireless N Network Adapter w/Antennas Gets 58% Reduction to $24.99 Shipped, Today Only - TechEBlog
Alfa AWUS036NHV - 2.4GHz WiFi USB Adapter Realtek RTL8188EUS
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ALFA Network R36AH Multifunctional WiFi Router
ALFA Network AWUS036NHA Atheros AR9271 2000mW 802.11b/g/n Wireless-N USB WLAN Adapter with 5dBi Antenna - Newegg.com
ALFA AWUS036NHR v2 - 2.4GHz WiFi USB Adapter, 150Mbps
Review: R36A WiFi USB Repeater with AWUS036NH Desktop Antenna by Alfa (Mobile Routers) - Mobile Internet Resource Center