An apparatus, such as a reader, adapter, or other device, is described that is capable of receiving at least four different types of memory cards using a single slot. The slot includes a central region having a width to receive a memory card of a first type, first outer regions that extend the width of the central region to a second width to receive a memory card selected from a second type of memory card or a third type of memory card, and second outer regions that extend the width of the central region to a third width to receive a memory card of a fourth type. A plurality of electrically conductive contact areas are disposed within the slot. The apparatus may receive, for example, any of a Smart Media flash memory card, Memory Stick flash memory card, Secure Digital flash memory card, or MultiMedia flash memory card.