Class Handsfree Business Set with Call Waiting/Caller ID - CallerID/Call Waiting ID Display - CLASS and Voltage Message Waiting Indicator - 50 NAME/NUMBER CALLER ID MEMORT (CLASS, and CLASS-on-Centrex) - ON-HOOK DIAL - HANDSFREE SPEAKERPHONE with MUTE - 50 Name/Number Directory - Hold - Large, Tiltable LCD Display (Caller ID Log, Feature Operation, Call Duration, Dialing Directory) - PBX, CENTREX, or Single Line Compatible - Flash - Desk/Wall - CLASS Service Compatible - ADA Compliant - Scroll and Release Keys - Programmable Call Timer - Parallel Line Jack (Dataport) - Visual Ringer - Receiver Volume Control - Redial (Stores last 5 Numbers Dialed)