Weighing just 77g, the D Link 4G LTE Mobile SIM Router is highly portable and can be taken anywhere you go. It is sleek and compact with dimensions of 73 x 73 x 15mm and has an elegant black color. It uses a SIM card to connect to a 4G LTE mobile network and is compatible with 802.11n/g/b devices. It has a micro USB port for easy charging and a 4G LTE modem. This device features various security protocols in order to provide you with a secure connection. This fantastic little device is compatible with Mac OS, Windows or Linux based computers. It lets you share your WiFi connection with others SIMply by creating a WiFi hotspot. This router displays the signal strength, network type, battery status, etc. at a glance. The router receives its power from the 2020mAh lithium ion battery, so that you can remain connected to WiFi all day.