Avaya 4412D+ 12-Button Digital Telephone - Black (108199050) The Avaya 4412D+ digital phone provides 12 programmable line and feature buttons w/LED and 12 additional programmable feature buttons. It is a perfect choice for everyday workers with high call volumes. -->Factory Like New: FACTORY LIKE NEW! All of our 4412D+ telephones include new plastics handsets and cords. This product is eligible for 2 Year Platinum Protection! Avaya 4412D+ Features 2-line x 24-character LCD display 12 programmable line/feature buttons 12 feature-only buttons four soft keys 4 navigation keys for browsing feature menus and programming Dedicated headset jack Displays Caller ID and internal extension information Provides such features as hold transfer conference redial and mute Built-in 2-way speakerphone Compatibility The Avaya 4412D+ Telephone is compatible with Merlin Magix and Avaya IP Office systems. It requires a station port on a 412 TDL 024 TDL IP403 IP406 IP406V2 IP400 DS16 or IP400 DS30.