BT 431A SPINA A PRESA RJ11 ADATTATORE TELEFONICO 2 PIN CROSSOVER CONVERTITORE US TO UK
A quality RJ11 socket to BT plug Crosswired adapter. Simple to install. Plugs directly on to the end of an RJ11 cable, then into a BT wall socket. Convert an RJ11 2 wire plug into a 431A (BT) plug.