StarTech.com 110VDSLEXT 10/100 VDSL2 Ethernet Extender Kit over Single Pair Wire - 1km Extend your 10/100Mbps network by up to 1km over Ethernet or RJ11 phone lines Network Extender Ethernet Extender Allows network connectivity in buildings made of stone/concrete, or heritage buildings where new Ethernet cabling or wireless are impossible Selectable CPE and CO mode via DIP switch