Digital Nortel Norstar M7324 Display phone in Ash. DESCRIPTION: The M7324 Digital console phone is the best choice for a full featured terminal or central answering position because it offers 24 programmable buttons with a 2-line LCD display for one-button access to any combination of lines, features, and autodial numbers. Up to two Digital Central Answering Position (C.A.P.) modules (with 48 buttons per module) can be attached to the M7324 Digital phone to create powerful call coverage for many lines or to accommodate additional Norstar features. Built-in speakerphone.