Proxicast: EtherLINQ 4G/LTE SIM Router with WiFi, VPN, Firewall
Amazon.com: NETGEAR 4G LTE Broadband Modem (LM1200) – Use LTE as a Primary Internet Connection or Failover Solution for Always-On WiFi Certified with AT&T, T-Mobile and Verizon : Electronics
Pepwave MAX Transit Duo Pro Dual Modem CAT-7/CAT-12 LTE-A Router – MobileMustHave.com
4G LTE External Modem IDG400 - Multi Carrier - Protectli
Amazon.com: AZURAOKEY 4G LTE Wireless USB Dongle 150Mbps Modem Stick WiFi Adapter 4G Card Router with SIM Card Slot Car Hotspot Pocket Mobile WiFi (White) : Electronics
Nighthawk 4G LTE Router - LAX20 | NETGEAR
Amazon.com: D-Link DWM-311-B1, 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 : Electronics