Amazon.com: KuWFi 300Mbps 3G 4G LTE Car WiFi Wireless Router Extender Strong Signal Car WiFi Routers with USB Port SIM Card Slot with External Antennas for USA/Canada/Mexico SIM Card : Electronics
Source COMFAST CF-E3 V3 Mini 3G 4G LTE WiFi Router With Sim Card Slot for AT&T/Verizon/T-Mobile/Sprint on m.alibaba.com
ZBT WE826-T2 WiFi Router 4G LTE Modem 3G/4G Wi-Fi With SIM Card Slot 300Mbps Access Point Openwrt 128MB USB Wan 4*LAN 4*Antenna - AliExpress
Amazon.com: TUOSHI N300 WiFi Unlocked 4G LTE Modem Router with SIM Card Slot, 300Mbps WiFi, LTE Cat4, EC25-AF Qualcomm Chipset, 5dBi High Gain Antennas, Plug and Play, LT15F : Electronics
Amazon.com: Wiflyer WG3526 4G LTE Router | AC1200Mbps Dual Band CAT4 Wireless Router with Metal Case and Detachable 6×5dBi Antennas| Gigabit Ethernet with TF Card Slot & USB3.0 Port & SIM Card
Amazon.com: Yeacomm 4G LTE Modem Router with Sim Card Slot,Unlocked 3G 4G Wi-Fi Hotspot Wireless Router Up to 32 Users,Voice Calling,T-Mobile ONLY,Not for AT&T : Electronics
Zbtlink Dual Band Wireless Wifi Router with 3G 4G Lte Modem EC25-E SIM Card Slot Strong Stable Wifi Signal Hotspot WG3526 - AliExpress
M2M Industrial Cellular 3G 4G LTE Modem Router with Ethernet Vpn Wifi Sim Card Slot Serial rs232 rs485 Port