bt 1100 twin need to replace broken 2nd handset?
How do I change the OGM on my Telstra 7100a phone?
Fix answer machine number?
7100a answer machine gets the day wrong?
how do i record a telephone conversation on a bt synergi 5500 cordless anse?
new call light?
information needed?
How can i show calls made to my phone?
how to repair BT 3500 Studio phone base (Master) unit?
flashing new message light when call has been answered?
How do I connect my own answering machine?
How do I clear a "memory full" message from answering machine?
How can I delete stored messages from Telstra 7100a cordless phone?
keeps saying out of range?
write a program that prompts the user to input an integer?