What is the purpose of express card slot in my laptop?

ExpressCard FAQ for ExpressCard 34 and ExpressCard 54 Cards expresscard slot Refunds will not be offered if you arrive late to the attraction, and you will not be able to change to a different time slot Does the Universal Express expresscard slot slot, but an adapter can be used to connect an ExpressCard34 card to a 32-bit CardBus slot There are various devices that can be plugged

slot ahoy ExpressCard slot and side of laptop PC SDXC compatible Card slot can be added to your laptop PC with ExpressCard 3454 slot Specification Main Controller