EDIMAX - Wireless Adapters - N300 - 300Mbps Wireless Mini USB Adapter
EDIMAX EW-7722UTn USB 2.0 Mini-size Wireless Adapter - Newegg.com
Amazon.com: Edimax EW-7811Un 150Mbps 11n Wi-Fi USB Adapter, Nano Size Lets You Plug it and Forget it, Ideal for Raspberry Pi / Pi2, Supports Windows, Mac OS, Linux (Black/Gold) : Electronics
EDIMAX USB Wi-Fi Network Adapters & Dongles for sale | eBay