what is wwan slot
DA-680-I-16-WL3-H: IEC 61850-3 1U rackmount computer with 8th ...
Take Pictures of that area .... on the mSATA/WWAN slot location to confirm.
Wireless NGFF M.2 Key B to USB Adapter with Sim Card Slot for ...
MiniPCIe to USB adapter for WWAN LTE module With SIM card support 3G 4G compatible With SIM card support G3 4G compatible MiniPCIe to USB box for WWAN LTE module - 3G 4G SIM slot.
Thinkpad X1 Carbon Gen 6 ✅ Core i5-8350U, 16GB RAM ...
Lastly, there is a WWAN SIM card slot on the back of the ThinkPad X1 Carbon.