A memory card connector includes an insulating housing, an ejector, a plurality of first electric terminals, a plurality of second electric terminals, a detected apparatus and a cover. The insulating housing includes a base, a left wall, a right wall and a front wall. All the walls define an upper space and a down space. A glide notch is formed in the right wall. The first electric terminals and the second electric terminals are located in the insulating housing. The ejector is located in the glide notch. The memory card connector can accept a memory card. The detected apparatus determines the correctness of the way that inserting the memory card into the memory card connector.