4gdong001 Firmware

: Supports 3G and 4G networks; common frequency bands include B1, B3, and B5 .

is a versatile 4G LTE USB modem and Wi-Fi hotspot commonly used with XTRONS Android head units 4gdong001 Firmware

If you see a vendor/product ID like 1234:5678 , cross-reference it with online databases. Also check kernel logs: : Supports 3G and 4G networks; common frequency