Industrial Grade Cellular 4G LTE Modem Router with Support Ethernet Vpn Wifi Sim Card Slot Serial rs232/rs485 Port| | - AliExpress
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)