Feature:1. HIGH SPEED WIRELESS NETWORK CONNECTION: 4G network card module uses 4G LTE technology and various wireless protocols to provide high speed wireless network connection, with a maximum transmission rate of up to 1.0Gbps, which can meet users' needs for high speed networks.2. MULTI BAND COMPATIBILITY: This module supports multiple frequency bands such as for LB, for MB, for HB, for LAA, and for WCDMA, and supports multiple 4G LTE formats, suitable for mobile networks in multiple countries and regions around the world.3. FOR MIMO TECHNOLOGY: This module adopts multi input multiple output (for MIMO) technology, which can achieve wireless connections of 4 X 4, 4 X 2, and 2 X 2, improving data transmission rate and network stability.4. EASY TO USE: This module uses an M.2 interface, making it easy to install and can be used by simply inserting the corresponding slot.5. WIDE APPLICABILITY: This module is suitable for multiple series of for Dell laptops, including for Latitude series, and can provide users with more convenient wireless network connections.Specification:Item Type: 4G Card for LatitudeMaterial: PCBInterface Type: M.2LB Frequency Band: B26 (5, 18, 19), 8, 12 (17), 13, 14, 20, 28, 29MB Frequency Band: B1, 2 (25), 3, 4 (66), 32HB Frequency Band: B7, 30, 38, 39, 40, 41, 42, 43, 48LAA Frequency Band: B46 (DL only)WCDMA Frequency Band: B1, 2, 4, 5 (6, 19), 8, 9For MIMO: 4 X 4, 4 X 2, 2 X 2Transmission Rate: ue CategoryUL 13 (UL, 150Mbps) and ue CategoryDL 16 (DL, 1.0Gbps) at 2X2Applicable Equipment:For Latitude 5420 RuggeaFor Latitude 5424 RuggedFor Latitude 7200 2 in 1For Latitude 7210 2 in 1For Latitude 7220 RuggeaFor Latitude 7320 DetachableFor Latitude 7424For Latitude 7300For Latitude 7310For Latitude 7320For Latitude 7400For Latitude 7410 For Latitude 7420For Latitude 9410For Latitude 9420For Latitude 9510For Latitude 9520For 7540For 7550For 7740For 7750For Latitude 7520.Package List:1 x 4G Card1 x Screw