A cable assembly (100) includes at least two connectors (10, 20), each connector including an insulated housing (11) and a plurality of power contacts (115) supported by the insulated housing; two printed circuit boards (12, 22) respectively disposed rearward of the two connectors, and tail portions of the power contacts respectively soldered to the two printed circuit boards; and a plurality of power wires (14, 24) including one set of the power wires each having two opposite ends soldered to the two printed circuit board to connected the two connector (10, 20) together and the other set of power wires soldered to one of the two printed circuit board and further adapted for coupling to a power source such that the two connectors are capable of being powered by same power transmitting lines.