An electrical connector includes a housing member, a first contact group, a second contact group, a metallic shell and a grounding member. The housing member includes a first tongue plate and a second tongue plate to which the first contact group and the second contact group are respectively associated. The first contact group and the second contact group are compatible to USB 3.0 standard. The grounding member comprises a body portion located between the second mounting portions of the first contact group and the third mounting portions of the second contact group. The grounding member is electrically and mechanically connected to the metallic shell for cross-talk prevention.