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Callmaster IV

Callmaster IV Features

  • 6 Call Appearance/Feature Buttons
  • 15 Exclusive Feature Buttons
  • 2-Line Supertwist Display
  • Built-In Recorder Interface allows you to connect a recording device for recording all voice interactions
  • 2 Headset Jacks
  • Adjunct Jack used for connecting compatible adjunct equipment such as an S101A or S201A Speakerphone, a 502A Adapter, or a 500A Headset Adapter
  • Other buttons include: Drop/Test, Conference/Ring, Hold, Transfer, Release, Log in, Mute, Volume Control

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