1、20 Devices Supported: With this 4G WiFi router, the Internet can be accessed via UMTS/HSPA/LTE. And it can be connected 10 to 20 devices at the same time. 2、Designed for Europe 4G LTE: This mobile WiFi hotspot supports 4G LTE B1/3/5/7/8/20/38/40/41 network frequencies in Europe. Please make sure your SIM card band is compatible before. 3、300Mbps High Speed: This mobile WiFi router is equipped with 1 LAN, 1 SIM card slot, and it supports download speeds of up to 150Mbps, upload speeds of up to 50Mbps, and 300Mbps wireless transmission speed. 4、High Gain Antenna: This 4G LTE router is designed with 4 high gain(5dBi) antennas that increase the router's sensitivity and improves signal quality over 4G LTE and WiFi. 5、Easy Operation: This SIM WiFi dongle is easy to operate, simply insert a SIM card compatible with the router band and turn on the router power.