The main base is the central communication for all the handsets, if your main base station is faulty none of your handsets will work.
BT 3960 Phone Genuine BT Power Supply For Main Unit Or Additional Handset
BT Premium Phone Genuine BT Replacement Handset Only
BT 4600 Phone Genuine BT Replacement Handset Only
BT 3570 Phone Genuine BT Power Supply For Main Unit Or Additional Handset
BT Advanced Phone Genuine BT Power Supply For Main Unit Or Additional Handset
BT Advanced Phone Genuine BT Replacement Handset Only
