For which memory cards the slot in the Comand panel is used in the Mercedes E-Class (W212)

A long narrow slot in the Comand panel at the Mercedes E-Class (W212) is a universal PCMCIA-interface that allows you to connect memory cards of various types, including SD and Memory Sticks. To do this, you need to purchase a PCMCIA-adapter that is available in the list of accessories offered by authorized dealers, as well as in regular electronics stores.