4G LTE to Wi-Fi Built in EC25 moduleDirectly insert SIM card then plug and play. The cellular router can share 4G LTE network to your phone, laptop, smart home, etc. Ideal for where wired broadband is unavailable.Detachable Antennasprovide strong and stable WiFi signal. Detachable design allow to install other antennas like outdoor antennas to extend WiFi and 4G LTE signals.Variety of interfaces1*100Mbps WAN Port, 4* 100Mbps LAN Port, 1* USB 2.0 port and 1* TF card slot. Support SAMBA, FTP, enables wireless routers to share files.SecurityMAC White/Blacklist,Ad Blocking,High end encrption as WPA/WPA2,WPA(AES)Monitor internet guest,manage your traffic,etc.TTLTTL allows you to make traffic originating from the router appear as if it were traffic coming from your phone. Without this feature turned on, the carrier will usually treat the traffic as tethering/hotspot traffic, which in many cases is throttled or slowed down.