DTL-6DE-1 Black 6-Button Display Speakerphone Features: Six line keys (red, green) Four step adjustable base Half-duplex speakerphone 4 soft keys (help, exit) 3 color LED 24x3 character LCD w/ cursor keys Includes: New Handset Cord New Line Cord New Desi Overlays Compatibility: Univerge 8100 Univerge 8300