An electrical connector comprising: an array of mating conductors configured to engage select plug contacts of a modular plug, the mating conductors comprising differential pairs; a plurality of terminal contacts configured to electrically connect to select cable wires; and a printed circuit interconnecting the mating conductors to the terminal contacts, the printed circuit having opposite end portions (204, 206) and further comprising: first and second shielding rows (230, 232) of conductor vias located between the end portions (204, 206) and electrically connected to the mating conductors, the conductor vias of each of the first and second shielding rows (230, 232) being substantially aligned along first and second row axes (240, 242), respectively, the first and second row axes (240, 242) being substantially parallel to each other; outer terminal vias electrically connected to the terminal contacts, each end portion (204, 206) having terminal vias therein that are distributed in a direction along the first and second row axes (240, 242); and a pair of shielded vias electrically connected to corresponding mating conductors, the pair of shielded vias being located between the first and second shielding rows (230, 232), characterised in that the pair of shielded vias are located along a central-pair axis that extends between the first and second shielding rows (230, 232) substantially parallel to the first and second row axes (240, 242), wherein the conductor vias of the first and second shielding rows (230, 232) are located to electrically isolate the shielded vias from the terminal vias. an array of mating conductors configured to engage select plug contacts of a modular plug, the mating conductors comprising differential pairs; a plurality of terminal contacts configured to electrically connect to select cable wires; and a printed circuit interconnecting the mating conductors to the terminal contacts, the printed circuit having opposite end portions (204, 206) and further comprising: first and second shielding rows (230, 232) of conductor vias located between the end portions (204, 206) and electrically connected to the mating conductors, the conductor vias of each of the first and second shielding rows (230, 232) being substantially aligned along first and second row axes (240, 242), respectively, the first and second row axes (240, 242) being substantially parallel to each other; outer terminal vias electrically connected to the terminal contacts, each end portion (204, 206) having terminal vias therein that are distributed in a direction along the first and second row axes (240, 242); and a pair of shielded vias electrically connected to corresponding mating conductors, the pair of shielded vias being located between the first and second shielding rows (230, 232), characterised in that the pair of shielded vias are located along a central-pair axis that extends between the first and second shielding rows (230, 232) substantially parallel to the first and second row axes (240, 242), wherein the conductor vias of the first and second shielding rows (230, 232) are located to electrically isolate the shielded vias from the terminal vias. first and second shielding rows (230, 232) of conductor vias located between the end portions (204, 206) and electrically connected to the mating conductors, the conductor vias of each of the first and second shielding rows (230, 232) being substantially aligned along first and second row axes (240, 242), respectively, the first and second row axes (240, 242) being substantially parallel to each other; outer terminal vias electrically connected to the terminal contacts, each end portion (204, 206) having terminal vias therein that are distributed in a direction along the first and second row axes (240, 242); and a pair of shielded vias electrically connected to corresponding mating conductors, the pair of shielded vias being located between the first and second shielding rows (230, 232), characterised in that the pair of shielded vias are located along a central-pair axis that extends between the first and second shielding rows (230, 232) substantially parallel to the first and second row axes (240, 242), wherein the conductor vias of the first and second shielding rows (230, 232) are located to electrically isolate the shielded vias from the terminal vias.