ResponseCard XR2 Firmware v2.2.1 Release

Turning Technologies is happy to announce the release of new ResponseCard XR2 firmware, v2.2.1.  Firmware has been simplified to add a commonly requested feature.


  • Added ability to lock RF channel 

Please review the supporting documentation, which includes full details of the release:

All new ResponseCard XR2 orders will ship with the new firmware. Firmware is only available for new ResponseCard XR2 devices.  XR2 devices previously purchased will not be able to update to this firmware.

Further questions can be directed to the product management team at