This is a white BT plug to RJ11 adapter and is used for landline telephones, dial up internet modems or fax machines.
Allows an RJ11 cable to plug into a BT telephone socket with ease.
Can be used to convert US telephone line to UK BT phone plug.
Light and small adaptor.
For fax machines, landline telephones and dial-up internet.
Contains a RJ11 female socket port to BT male uk telephone socket plug.