PTC RJ45, AB 2 Way Switch Box for Ethernet / Broadband Internet / DSL... Reversible switch -- 1-IN 2-OUT or 1-OUT 2-IN Allows 2 computers to share a single RJ45 10/100/1000 Base-T Ethernet port Allows 2 computers to share a single broadband internet such as the DSL, Internet Cable... LIFETIME Warranty when purchased from TheSmartDigital only.