Amazon.com: RJ45 Network 1 to 2 Port Ethernet Adapter Splitter, RJ45 1 Male to 2 Female LAN Ethernet Splitter Adapter Cable Suitable Super Cat5, Cat5e, Cat6, Cat7 LAN Ethernet Socket Connector Adapter :
Amazon.com: LINKMALL RJ45 Ethernet Splitter Adapter, 1 to 2 Ethernet Extender Connecter Female to 2 Female 8P8C Extender Plug LAN Couple Network for Cat5 Cat5e Cat6 Cat6e Cat7 (2Pack) : Electronics