kenableRJ11 to BT Telephone Socket Adapter, 4-Wire Female Converter, 10cm Cable Length

kenable RJ11 4 Wire to BT Telephone Female Socket for Wireless Router/Virgin Hub To UK Adapter 10cm Router Phone socket to BT Socket Convertor

rhinocables RJ11 to BT Socket Adapter - Phone to Ethernet - Universal Compatibility for Phones, Modems, Routers & Printers. Durable Connector for Seamless Calls & Fast Internet (Pack of 2)