Portable 3G 4G Wifi Router LTE Mobile Hotspot Wireless Router With Sim Card Slot | eBay
Amazon.com: GIS-K3 Wireless Internet Gateway for 75 Concurrent Users - Made in USA : Electronics
Amazon.com: KuWFi 4G LTE Router with SIM Card Slot Unlocked Wireless 4G Router WiFi Hotspot Support LTE FDD B2/B4/B5/B12/B13/B17/B18/B25/B26 Network Band for AT&T/T-Mobile with Two Detachable Antenna : Electronics
4g Lte Cpe Wifi Router Unlock 3g Mobile Hotspot Wan/lan Port Dual External Antennas Gateway With Sim Card Slot Ethernet Modem - Routers - AliExpress
Office Depot
How to insert/remove SIM card | Getting to know your device | Home Internet Gateway | T-Mobile Support