SF Cable, 10/100 BaseT RJ45 1P/2J 04 Wiring Splitter,Adapter Type CAT5E splitters enables two different devices to share the same cable Usually used in pairs, one at the outlet and one at the patch panel Several wiring congurations are available to split the four pairs to suit different applications Type 4 wiring splits a 4 pair T568A/568B plug, pair 2&3 to jack1 and pair 1&4 to jack2 for 100BaseT application at either jack Lifetime Warranty