5 x CAT5 RJ45 Coupler Jointer Plug Connectors Adapters

5 x CAT5 RJ45 Coupler Jointer Plug Connectors Adapters 1.RJ45 modular female/female couplers. 2.Great for connecting two Cat 5 or Cat 5e cables to make one longer cable! 3.Straight through wiring. 4.All eight contacts are wired. 5.Standard RJ45 8P8C socket to socket