BT TwinTalk simply plugs into your existing extension telephone sockets, then you plug your phone into BT TwinTalk - its that easy. Set the switch on each BT TwinTalk to decide which telephone number will ring your phone.
BT TwinTalk works on all BT direct exchange lines including Broadband high speed data lines.
View our installation guide for detailed information and trouble shooting.
View / download the interactive Shockwave presentation in our multimedia section.