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
Qixiang Qx210 Industrial 4g Lte Modem Router For Iot M2m Professional Application - 3g/4g Routers - AliExpress
PePel H685 4G LTE M2M Router Industrial Grade 4G Router with LAN and WAN Ethernet and N Wireless|router slot cutting bit|router 3grouter booster - AliExpress
DWM-312W 4G Cat. 4 M2M CPE | D-Link
Proroute® H685® WRT LTE 4G Router – Compact Industrial M2M 4G Router with RJ45 Ethernet and WiFi | 4G Router Store
DWM-312 4G LTE M2M Router | D-Link
USR :: USR3513 M2M 4G LTE Cat 1 Cellular Gateway
Amazon.com: Cradlepoint Technology IBR600LP-AT M2m Mobile Broadband Router With At&t 4g Lte / Hspa+embedded Modem And Wifi : Electronics
Amazon.com: LINOVISION Industrial Unlocked 4G LTE Router for AT&T and T-Mobile SIM Cards, Secure VPN Access, Centralized Cloud Management, Rugged Compact Cellular Router for M2M/IOT Applications Like ATM, Kiosks : Electronics