Features: 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 Latitude Material: PCB Interface Type: M.2 LB Frequency Band: B26 (5, 18, 19), 8, 12 (17), 13, 14, 20, 28, 29 MB Frequency Band: B1, 2 (25), 3, 4 (66), 32 HB Frequency Band: B7, 30, 38, 39, 40, 41, 42, 43, 48 LAA Frequency Band: B46 (DL only) WCDMA Frequency Band: B1, 2, 4, 5 (6, 19), 8, 9 For MIMO: 4 X 4, 4 X 2, 2 X 2 Transmission Rate: ue CategoryUL 13 (UL, 150Mbps) and ue CategoryDL 16 (DL, 1.0Gbps) at 2X2 Applicable Equipment: For Latitude 5420 Ruggea For Latitude 5424 Rugged For Latitude 7200 2 in 1 For Latitude 7210 2 in 1 For Latitude 7220 Ruggea For Latitude 7320 Detachable For Latitude 7424 For Latitude 7300 For Latitude 7310 For Latitude 7320 For Latitude 7400 For Latitude 7410 For Latitude 7420 For Latitude 9410 For Latitude 9420 For Latitude 9510 For Latitude 9520 For 7540 For 7550 For 7740 For 7750 For Latitude 7520 PackageList: 1 x 4G Card 1 x Screw