Wiflyer WG3526 4G LTE Router | AC1200Mbps Dual Band CAT4 Wireless Router with Metal Case and Detachable 6×5dBi Antennas| Gigabit Ethernet with TF Card Slot & USB3.0 Port & SIM Card Slot
LINOVISION Rugged and Versatile Cellular Router & 4G DTU with RS232, Industrial 4G LTE WiFi Router with Dual SIM Cards Slot | LINOVISION US Store
Amazon.com: 4G VPN Router, Industrial Dual Sim 4G LTE WiFi Router 3G/4G Yeacomm YF325 Wireless Modem Router Unlocked with Sim Card Slot, External Antenna Cellular Modem in North/South America, NOT for Verizon :
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
LINOVISION Rugged and Versatile Cellular Router & 4G DTU with RS485, Industrial 4G LTE WiFi Router with Dual SIM Cards Slot, Supports AT&T and T-Mobile