ThinkPad Fibocom L860-GL-16 XMM7560 CAT16 4G PCIE M.2 3042 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 cellular solution for travelers to sustain mobility while using PC devices.