There are various telephony functions and features available, depending on the type of phone service you have - Type 1 or Type 2 (to be released in the near future).
Which one am I?
Your Speak phone service is Type 1.
|Type 1||Type 2|
|Call Back||Call Forward|
|Call Forward||Call Return|
|Call Return||Call Waiting|
|Call Waiting||3-Way Chat|
|Abbreviated Dialling||Calling Number Display|
|Call Barring||Selective Call Features|
|Calling Number Display||Silent Number|
|Dual Fax / Phone Line||Voicemail|
|Selective Call Forwarding|
|Silent Number and Block Calling Number Display|
|Timed Call Forwarding|