Features: 1.Function: The T99W175 is intended for laptops or any other device compatible with PCI Express M.2 slot 3042 type key B. 2.Support: T99W175 is a data card solution that provides wireless wide area network (WWAN). 5GNR (Sub 6G), LTE, UMTS (HSDPA, HSUPA, HSPA DC) connectivity HSPA+ and GPS, Gloonass, BeiDou, Gileo protocols. 3.Easy To Use: This module is ideally suited for many applications due to the unique combination of performance, security and flexibility. 4.Uses: Modem plug for Dell 5G laptops, PCIE mode only, not for USB ports. Does not apply to usb adapters, only to SIM cards. 5.Applicable Model: For Dell Lattiude 9420 2 in 1, for Dell Lattiude 9430 2 in 1, for Dell Latitude 9520 2 in 1, for Dell 7560, for Dell 7760. specification:Item Type: 5G Network Module Product Material: PCB LTE Band: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 66, 71 LTE 4x4 Band: 1, 2, 3, 4, 7, 25, 30, 38, 39, 40, 41, 42, 48, 66 LTE Category (DL UL) : 20 13 LTE Maximum Speed (DL UL) : 2000Mbps 150Mbps NR NSA Band: 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 41, 66, 71, 77, 78, 79, 257, 258, 260, 261 5G: 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 41, 66, 71, 77, 78, 79 WCDMA: B1, 2, 4, 5, 6, 8, 9, 19 PackageList:1 x5GNetworkModule