The NETGEAR Nighthawk mobile hotspot router is the world's first commercial gigabit class LTE mobile hotspot router to achieve maximum download speeds of 1Gbps It combines ultrafast download speeds support for cat 16 LTE advanced and 4 band carrier aggregation providing the best Internet connection possible while on the go or at home - Max 1 Gbps download speeds and 150 Mbps upload speeds - LTE CAT 16 4-band CA and 4x4 MIMO - LTE/4G Bands 1 2 3 4 5 7 12 14 29 30 66 - 3G Bands 2 4 5 - Full Dual-Band/Dual-Concurrent WiFi - WiFi 802 11 a/b/g/n/ac - 2 4” LCD panel - 5040mAh battery - Ethernet Port - USB-C Port - Dual TS-9 external 3G/4G antennas connectors. Refer instruction manual for troubleshooting. T-Mobile in the US has gone through some recent changes when it comes to their plans and as a result of those changes, some users may find themselves not being able to have their MR1100 Nighthawk M1 Mobile Router connect to the T-Mobile network. If you find that you are no longer able to connect to your MR1100 Mobile Router to the T-Mobile Network, please contact your T-Mobile support and ensure that your device is on the correct plan for mobile hot spots.