LINOVISION Rugged and Versatile Cellular Router & 4G DTU with RS232, Industrial 4G LTE WiFi Router with Dual SIM Cards Slot | LINOVISION US Store
How to select a 4G LTE sim card Wi-Fi router?
MVIKAS | 4G Sim Based Router
Amazon.com: KuWFi 4G Router with SIM Card Slot Unlocked, 1200Mbps LTE Router Dual Band Gigabit Cellular Router with External Antenna, 【with 2GB Free Data SIM Card】 Support Recharge The Data Traffic :
TP-Link TL-MR6400 300Mbps Wireless N 4G LTE Router 1 x WAN 3 x LAN 1 x SIM Card | eBay