brand name Get angry egg wire rj45 socket Tentative name Beginner Envision
Best Guide to Quickly Crimp RJ45 to T568B Standard
RJ45 Ethernet Splitter Cable, TSV RJ45 1 to 2 LAN Network Adapter Ethernet Splitter Cable Male to Female Fit for Cat5, Cat5e, Cat6, Cat7 LAN Ethernet Socket Connector Adapter - Walmart.com