High Quality 2300mAh N750 WiFi 4G LTE Wireless Router with sim card slot gives you high-speed access to the Internet wherever you are and lets you share it on the go. The built-in 4G/3G/2G antennas provides a reliable connection to your 4G/3G/2G service provider. The Harvilon 4G Pocket WiFi provides high-speed Wireless N coverage to give high speed wireless access to everybody whether you are with colleagues on a business trip or traveling with friends and family.