Fibocom L860-GL-16 Embedded eSIM 4G WWAN module Dimension: 30 mm x 42 mm x 2.3 mm Interface: M.2 Key-B ThinkPad Fibocom L860-GL-16 4G LTE CAT16 M.2 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. Ports & interfaces Interface WWAN Host interface M.2 Connectivity technology Wireless Network MU-MIMO Yes Mobile network generation 4G 4G standard LTE-TDD & LTE-FDD 3G standards HSPA+, WCDMA Maximum data transfer rate 1000 Mbit/s Design Certification CE for EUKCC for KoreaIFT for MexicoNTC for PhilippinesICASA for South AfricaNCC for Taiwan. Antenna design Internal Component for Laptop Internal Yes System requirements Windows operating syste