TC20 LTE 4G SIM card router is an indoor band CPE that delivers exnt s and comprehensive networking routing capabilities. The portable 4G SIM card router smartly integrates 4G LTE and Wi-Fi technology to offer band connection via handy Wi-Fi and Ethernet transmission for multiple terminals like mobile , laptops, tablets, and other electronic devices. It's the first choice for a 4G SIM card router to quickly and conveniently deploy networking and data transmission.