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  • Can be used as a Single- or Two-Line Telephone
  • Caller ID with Call Waiting, 99 CID Memory
  • Voice Mail Indication (FSK/Stutter/90V/24V)
  • Mute with LED Indicator
  • Hold with LED Indicator
  • Desk/Wall Mountable
  • Note: The Cortelco 2720 is fully compatible with all of our wireless office headsets, meaning you can also walk and talk up to 500 feet from your desk.

Accessories for Cortelco Caller ID, Single- or Two-Line Telephone, Model 2720

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