SPECIFICATIONS: It is a small and lightweight 3 way Network RJ45 Splitter Plug In-Line Coupler. RJ45 Splitter Plug can expand one RJ 45 outlet into two 8 wire RJ-45 T adapter, parallel wiring RJ45 modular female to female couplers / Gender Changer Safety Locking-click for Cable 2 way: Using for join the cable and extend your network cord easily 3 way: Using special RJ45 Cable to split the RJ45 socket to two socket NOTE: This 3 Way RJ45 Splitter Plug does not replace a hub Size: L3.2 x W3.0 x H2.4cm Weight: 12g