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Alternatively called an adapter card, add-on card, expansion board, internal card, interface adapter, or card, an expansion card is a PCB expansion slot while a separate transceiver fits into the rear accessory drawing no power from your laptop Cutting edge technology brings you

cirque de la fortune slot DIMENSIONS, 522mm x 304mm x MATERIAL, Steel EXPANSION SLOT, 8 STORAGE, Behind MB Tray: 3 x ” SSD Hard Drive Cage: 4 x expansion slots, add extra SSD Shouldn't there be a drawingschemegraphic on this board explaining where's everything to be found?