Features7-line x 24-character Vacuum Fluorescent Display (VFD)24 programmable line/feature buttonsProvides access to administrator programming menus via soft keysDedicated headset jackDisplays Caller ID and internal extension informationProvides such features as hold, transfer, conference, redial, and muteBuilt-in 2-way speakerphoneNote:Requires PowerIncludes RefurbishedLibraryAvaya 4424LD Plus Telephone Users Guide.pdf Avaya 4400 Series Phones.pdf Avaya Magix 4400 Series Phones Data Sheet.pdf
