A cable assembly module includes: a front mating member; a rear cable linked behind the mating member and including a pair of signal wires; a pair of signal contacts retained upon the front mating member, each of said signal contacts including a middle retaining section associated with the front mating member, a front mating section spaced from the front mating member in a deflectable manner, and a rear connecting section mechanically and electrically connected to the corresponding signal wires, respectively; and a pair of grounding contacts located by two sides of the pair of signal contacts; wherein the front mating sections are adapted for being directly mated with circuit pads of a printed circuit board disposed in a plane, and the rear cable extends along a direction inclined with the plane.