Lenovo 4XC1K20995. Internal. Connectivity technology: Wireless, Host interface: M.2, Interface: WWAN. Maximum data transfer rate: 1000 Mbit/sThinkPad Fibocom L860-GL-16 CAT16 4G LTE WWAN Module for ThinkPad T16 G1 & P16s394,17GELPriceQuantity*Add to CartBuy NowMain Warehouse0Extended Delivery4Brand NameLenovoPart Number4XC1K20995Warranty-1