Features: 1) Tests corresponding double twisted cables 1, 2, 3, 4, 5, 6, 7, 8 and G 2) Judges wron Features:1) Tests corresponding double twisted cables 1, 2, 3, 4, 5, 6, 7, 8 and G2) Judges wrong connection, short circuits, and open circuit 3) NS-468 tests RJ11 and RJ45 cablesInner packing: 1pc/box Outer packing: 100pcs/carton