Amazon.com: D-Link 4G LTE (Cat 4) to Gigabit Ethernet Modem/Bridge, Best for M2M Applications, Supports OpenVPN, Optional Enterprise Service Platform, Works on Verizon or AT&T (DWM-311-B1) : Electronics
LINOVISION Rugged and Versatile Cellular Router & 4G DTU with RS232, Industrial 4G LTE WiFi Router with Dual SIM Cards Slot | LINOVISION US Store
TP-LINK Archer MR200 LTE modem and WiFi base router | Nordic Antenna