Files with krm extension are firmware updates for Kenwood consumer electronics.
KRM file extension - Kenwood firmware data
What is krm file? How to open krm files?
File type specification:
File extension krm is generally related to firmware updates for Kenwood CD players, DVD and Blu-ray players, radios and perhaps other electronic devices.
Kenwood firmware krm update files are available at Kenwood website for appropriate electronic device. For more detailed information about updating firmware in your device you need to look to manual or manufacturer website.