Mini USB WiFi Module - RTL8188eu - 802.11b/g/n : ID 2810 : Adafruit Industries, Unique & fun DIY electronics and kits
SGElectronix NEW Realtek RTL8188 USB Wi-Fi 802.11B/G/N Adapter Mini Wireless Network Dongle Miniature Design, Plug in and Forget, Support Windows XP/Vista/7/8 - Walmart.com
kebidu 150Mbps Mini USB Wifi Adapter Antenna USB 2.0 Wireless Receiver Dongle Network Card RTL8188EU External Wi-Fi For PC - AliExpress