Amazon.com: HUAWEI E3372-325 LTE/4G 150 Mbps, Low Cost USB Mobile Broadband Dongle, Unlocked to Any Network (White) : Electronics
Raspberry Pi - Huawei HiLink E3256 3G mobile broadband USB dongle to RJ45 ethernet router
Internet Connection to Raspberry pi 3 (Raspbian Stretch) with a 4G Huawei Mobile Broadband LTE USB Stick (HUAWEI E3372) using sakis3g | Jayasundera's Blog
3. Installing 4G USB modem to Raspberry Pi – RC Bellergy's Drones
Internet Connection to Raspberry pi 3 (Raspbian Stretch) with a 4G Huawei Mobile Broadband LTE USB Stick (HUAWEI E3372) using wvdial | Jayasundera's Blog