Amazon.com: Dionlink 4G LTE CPE Unlocked 4G Wireless WiFi Router with SIM Card Slot-300Mbps WiFi Hotspot Router,Support T-Mobile and ATT (4 Antenna) : Electronics
Amazon.com: KuWFi 4G LTE Router with SIM Card Slot, Unlocked 4G WiFi Router with External Antennas, Industrial Wireless CPE Internet Routers for Home/Office, Work with AT&T and T-Mobile : Electronics
EDUP WiFi Router 4G LTE Router 300Mbps Home Hotspot 4G WiFi Router RJ45 WAN LAN WiFi
What is a 4G WiFi Router? | TP-Link
Industrial 4g router with sim card slot 4 lan ports support wifi with external antenna