Amazon.com: Portable 3G/4G WiFi WLAN Hotspot 150Mbps RJ45 USB Wireless Router Compatible with 400 USB 3G Modems, Supports Multiple OS, High Data Rate, Easy Plug and Play : Electronics
Amazon.com: Mini 3G / 4G WiFi Router, WLAN Hotspot RJ45 Micro USB Wireless Router Network Card Adapter USB 3G Modems for Most WiFi Device with USB : Electronics
XT-XINTE Ethernet WiFi to Server Device 4G 3G GPRS 4 Port RJ45 for Linux System