Avaya 6416D+M Digital Telephone (700276017)  by Definity has a 2 line by 24 character Liquid Crystal Display (LCD) which shows Called Party/Calling Party ID (where available), and date / time. 6416D+M telephone has 16 programmable call appearance/feature buttons and 4 Soft Keys for menu functions and 4 Navigator keys for Menu, Next, Previous and Exit. Group paging feature allows everyone you need to reach hear your message at the same time. Fixed feature buttons for conference, transfer, hold, speaker, mute, and last number dialed. Built-in 2-way speakerphone, and eight personal ring options. Whisper paging feature, letting a second call go through while you are on a call. Internal Self Test to minimize the need for assistance. Provides integrated headset jack.