The Tone Commander 6220 is a multi-line Integrated Services Digital Network (ISDN) telephone.

To download a manual for this telephone, please click here.


  • Available with 10 or 20 multifunction keys
  • Speakerphone for hands-free communications
  • Hands-free voice announcing of screened calls or station-level paging when the handset is on-hook
  • Speed-dialing keys
  • 36 name/number speed-dial directory
  • Last number redial
  • Caller ID and call duration display
  • Call logging with caller ID, called line ID, time, date, and duration; calls are sorted by type – unanswered, answered, and outgoing, with autodialing for easy callbacks
  • Call identification (caller ID for incoming calls when on an active call)
  • Dedicated function keys: conference, transfer, drop, hold, speakerphone, mute, and volume
  • Soft keys that control on-screen display options: call menus, setup menus, line key feature programming, key inspection & more
  • Direct station selection with busy line status indicators
  • Tilting LCD display: 2 rows X 24 characters wide
  • Flexible ringing options, select one of eight distinct ringing tones
  • Voicemail indication
  • Volume control for voice transmit/receive and ringing
  • Date and time display
  • Hearing aid compatible, meets FCC part 68 volume control requirements
  • Analog telephone port provided by optional 6002TA terminal adapter
  • Desktop or wall mounting

Getting Help

For additional assistance with this telephone set, please submit a request via a Communication Service Request (CSR) (USC Login Required).