dell latitude e5430 e5530 ec express card reader slot -

For what is this slot ? : rcomputers dell sc slot T54GY, 0T54GY LOC S1-1(NIA01 Genuine Dell Latitude 7490 Smart Card Reader Slot Cage and Circuit Board 0T54GY HUE 05 Smart Card Reader Slot Cage and dell latitude e5440 m2 slot Media card-reader · One MicroSD-card slot · One SD card supported via Smart card reader slot

dell sc slot From the System Utilities screen, select System Configuration > BIOSPlatform Configuration > System Options > USB Options > Internal SD Card Slot and