An electrical connector includes: an insulative housing; a terminal module received by the insulative housing, the terminal module including an insulator, a plurality of terminals, and an internal, horizontal printed circuit board (PCB) carrying plural magnetic components; and a shielding shell enclosing the insulative housing and the PCB, wherein the insulative housing has a pair of restraining slots receiving a front of the insulator, and the shielding shell has a pair of abutting arms received between the insulator and the PCB.