3G Wireless routers- Importance, Uses, Types and Specifications
Amazon.com: KuWFi 300Mbps 3G 4G LTE Car WiFi Wireless Router Extender Strong Signal Cat6 WiFi Routers with USB Port SIM Card Slot with External Antenna for Europe Middle East Not for USA :
TP-Link Portable 3G Wireless N Router fits in your pocket, draws power from USB | Engadget