2.0.4.6.24

  • Date Released - 2020-03-20.
  • Features
  • Bug Fixes
    • Fix the issue that Microphone Level very quiet.
    • Work on improvements to G722 and Opus sound quality
See below attachments to download the firmware.
  • Firmware file fw500M.rom is used by the CIP 230 Phones
  • Firmware file fw520M.rom is used by the CIP 250 and 270 Phones.
  • Firmware file fw46.rom is used by the CIP 200 Expansion Module.  Firmware Version 2.0.5.47 is latest Expansion Module Firmware paired for the CIP 270 phone.


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