Industrial vSIM 4G LTE Router and RS485 IoT Gateway, No Physical SIM C | Linovision Global Store
LINOVISION Industrial 5G Cellular Router with Dual 5G SIM Cards and RS232/485 IoT Integration,Gigabit Ethernet, WiFi 5G/4G and GPS | LINOVISION US Store
WE826-T2 4G LTE Router Sim Card Slot Wireless Hotspot 300Mbps DIY Your Own Modem | eBay
Amazon.com: Zbtlink 4G LTE Router AC1200 Cat6, Dual Band Gigabit Wireless Router, Cellular Modem Router with SIM Card Slot Unlocked, Industrial Grade Metal Case, Detachable 6×5dBi Antennas, USB 3.0, WG3526 : Electronics