1、20 Devices Supported: With this 4G WiFi router, the Internet can be accessed via LTE. It also has the ability to convert 4G into WiFi hotspot, which can cover 200 meters, and it can be connected 10 to 20 devices simultaneously. 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. Make sure your SIM card band is compatible before. 3、600Mbps High Speed: This mobile WiFi router is equipped with 1 LAN, 1 SIM card slot, and it provides up to 150Mbps download, 50Mbps upload and 600Mbps 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 with 4000mAh rechargeable battery is easy to operate, simply insert a SIM card compatible with the router band and turn on the router power.