Generic UK BT RJ11 Plug Male To Dual BT (UK) RJ11 Female Telephone

BT Telephone Socket Adapter UK to US

Generic RJ11 6P4C US Male Plug To BT UK Female Jack Phone @ Best

UK BT Telephone Plug To RJ11 Socket Adapter Connector Plug

BT Male to RJ11 Female Converter

BT Telephone to RJ11 Cable 2m ADSL Phone Plug Male Broadband Cable

Standard Telephone Line Cable - Black

BT 6P4C Plug to BT Socket+RJ11 Socket Adaptor 2 Pieces EBR62D-4

Original High Quality UK Rj11 Telephone Network One Male and Two

Generic 2x RJ11 UK Male To UK Female Adapter Double Socket

Generic 22 * 29 * 16mm US Revolving British Female RJ11 Switch

RJ11 (US) TO BT plug adaptor, with ringing capacitor £2.20

BT 6P4C Plug to BT Socket+RJ11 Socket Adaptor 2 Pieces EBR62D-4