5IntroductionFeatures and CapabilitiesKX-TD308 is sophisticated and powerful system that satisfies just what you expect of anoffice communications system. Some of the remarkable features are listed below.n Automatic Callback Busy (Camp-On) informs you when the selected outside line or thecalled party becomes idle.n Call Log, Incoming (— Option) allows you to confirm the incoming outside callinformation on the display. You can also call back the caller by selecting one of thememorized numbers. This feature is available only for the KX-T7433, KX-T7436, KX-T7230 and KX-T7235.n Call Log, Outgoing redials by selecting one of the last five outside calls you made, accordingto the number information on the display. This feature is available only for the KX-T7436 and KX-T7235.n Data Line Security prohibits various tones, such as call waiting tone or hold recall tone, fromsounding at the extension in the data communication mode. It also blocks overriding byother extensions, such as Executive Busy Override.n Doorphone and Door Opener (— Option) enables the conversation between you and avisitor at door. You can also unlock the door a few seconds from your phone.n Executive Busy Override allows you to enter into an existing conversation at anextension/outside line.n Message Waiting allows you to leave a message notification for another extension. Themessage waiting lamp (MESSAGE indicator) gives a visual indication that a messagenotification has been received. Even if the MESSAGE button is not provided orassigned, a special dial tone after going off-hook indicates that a message notification hasbeen received.n Paralleled Telephone Connection allows you to connect your DPT in parallel with astandard telephone. Each telephone can have the same extension number so that you canuse either telephone. If the eXtra Device Port (XDP) feature is available through SystemProgramming, each telephone can be connected to the same extension jack but havedifferent extension numbers so that they can act as completely different extensions.n System Feature Access Menu allows you to access various features easily by following thedisplay on the LCD and pressing corresponding buttons. This feature is available onlyfor the KX-T7431, KX-T7433, KX-T7436, KX-T7230 and KX-T7235.n Voice Mail Integration (— Option) enables forwarding any incoming call to Voice Mail.Recording or Playing back the message(s) is also available. To use Voice Mail services,installing a Voice Processing System (VPS) is required.