Patent ID: 7467954

Claim:
An electrical connector assembly comprising: a receptacle connector comprising a longitudinal first housing having a pair of sidewalls, a plurality of first contacts retained in said sidewalls and at least one pair of first metal ears attached on said sidewalls respectively; a plug connector engageable with said receptacle connector and comprising a second housing having a pair of longitudinal sidewalls, a plurality of second contacts retained in said second housing for mating with said first contacts, and second metal ears engageable with said first metal ears; wherein each first metal ear has an identical structure with each said first contact and includes a mating arm having a first locking portion and a soldering leg, said second metal ear has a second locking portion engageable with said first locking portion without electrical connection therebetween, each second metal ear mates with two first metal ears; and wherein the first locking portion of the first metal ear is a protrusion while the second locking portion of the second metal ear is a concave engaging with said protrusion.