Comrex will be closed on Monday, October 10th for a federal holiday. Please note tech support will not be available. We encourage customers to contact us ASAP for assistance. We will reopen on Tuesday, Oct. 11th at 9AM Eastern Time (US).

Firmware Updates

EarShot IFB Firmware 1.1

EarShot IFB firmware version 1.1 is available for download. This firmware is installed by the user via the Device Manager application.

What’s Included:

  • Firmware file [.upd]
  • Device Manager application [.exe and .dmg]
  • 1.1 Changelog [.doc]
  • EarShot IFB Product Manual [.pdf]
Download EarShot IFB Firmware 1.1

EarShot IFB Compatibility

EarShot IFB Compatibility Info

Note: Integration with Cisco Unified Communication Manager (CUCM) is not supported for Comrex EarShot IFB.



Power Cord (IEC Socket)


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