BT Synergy 4500 Handset Number to be changed?
How can i fix my bt phone line?
BT Synergy 3505? 2 x handsets 3005? how can i fix the problem ?
Base not working properly?
can my BTeasIcom 1000 corded telephone be repaired?
BT Synergy 3505 I can't hear them but they can hear me?