It’s unlocked so will acquire any USIM or micro-SIM card. It’s unlocked so will choose any USIM or micro-SIM card. It works by using 4G/LTE-Sophisticated group 6 cellular technological innovation to share your quick download speeds of up to 300Mbps, so you can take entire advantage of your carrier’s 4G broadband. D-Link's DWR-932 4G LTE Mobi