It works correctly.
DRUT 20m BT Telephone Extension Cable Lead Wire, 6-pin Core (631a) BT Male to...
BT Telephone Extension Cable UK Lead BT Phone Fax Modem Socket Landline LOT
BT Telephone Extension Cable Phone Line Fax Modem Socket 1m 2m 3m 5m 10m 20m lot
DRUT 3m BT Telephone Extension Cable Lead Wire, 6-pin Core (631a) Male to Fem...
20m BT FULLY WIRED 6 Core Telephone Extension Cable UK Male to Female White New
5m BT FULLY WIRED 6 Core Telephone Extension Cable UK Male to Female White 6P6C
