DELOCK 85124: Adapter RJ45 female > RJ45 female panel-mount Cat.6 UTP at reichelt elektronik
RJ45 Ethernet Splitter Cable, TSV 1 to 2 LAN Male to Female Network Adapter Fit for Cat5, Cat5e, Cat6, Cat7 Ethernet Socket Connector - Walmart.com
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
Intellinet RJ45 8P8C Coupler (504225)
1-Port USB 1.1 Over Cat5 Superbooster™ Extender Dongle RJ45 Female to USB B Male Receiver | USB Extension Cables and Devices | USB Cables, Adapters, and Hubs | USB and PC