Twisted Pair length Separately insulated Twisted together -Often bundled" into cables -Usually installed in building during construction (a)Twisted pair a wire pair acts as a single communication link typically a number of these pairs are bundled together into a cable The twisting tends to decrease the crosstalk interference between adjacent pairs in a cable, which usually contain hundreds of pairs 55 Twisted Pair A wire pair acts as a single communication link. Typically, a number of these pairs are bundled together into a cable. The twisting tends to decrease the crosstalk interference between adjacent pairs in a cable, which usually contain hundreds of pairs