StarTech.com Cat5e RJ45 Modular Inline Coupler - 10 Pack - Extend the length on your Cat5e patch cable - Ethernet Cat5e Coupler - RJ45 to RJ45 Coupler - 10 pack RJ45 Couplers - 10 pack Modular Inline Couplers - Couple two Cat 5e RJ45 network cables together and eliminate the need of replacing existing cables