Lenovo 4XC1K20993 network card Internal WWAN 1000 Mbit/sThinkPad Fibocom L860 GL 16 CAT16 4G LTE WWAN Module for ThinkPad X1 Carbon Gen 10 ThinkPad Fibocom L860 CAT16 4G LTE WWAN Module is a wireless communication module with receive diversity. It helps provide data connectivity and network with PCIe Gen2 M. 2 interface. With downlink speed up to 1Gbps and uplink speed up to 150 Mbps, the 4G LTE CAT16 WWAN module enhances the network reliability and availability of your ThinkPad, and provides a great