| A | B |
|---|
| Speakerphone | It broadcasts the voice of the other party via speakerphone. |
| Intercom | It is used to have a conversation between two system handsets. |
| Remote access | It allows you to play and delete the answering system messages remotely from anywhere using any touch-tone phone. |
| Caller ID (CID) | It transmits a caller's number/name to the called party's telephone before the call is answered. |
| Call Waiting ID (CWID) or Type 2 Caller ID | It combines the benefits of call waiting and caller ID. It transmits caller ID information and provides call-disposition options while the user was already on the telephone. |
| Call Transfer | It transfers an answered call to an outside line (for example: transfer a call to a cell phone number) |
| Call Forward | It allows sending calls to a different phone number, so you can be reached even when you're away from home, or if the line is busy. |
| Voicemail | It is a messaging system from the telephone service provider. |
| Call Waiting | When you are already on a call, it alerts you of a new call. It allows you to answer the new call while the original call remains connected but on hold typically by using the Flash button. Switching back and forth between the two callers is possible. |
| 3-Way Call/Conference Call | It lets you talk to 2 or more people from an outside line at the same time. |
