Sound and firmware device programmer.
Works with Windows 7/10 without the need for a driver file.
Updates the sound file to the target device at high speed.
It connects easily to the target device wirelessly.
Even if the device is installed in the locomotive, it can be updated without removing it.
New sound files will be released periodically.
Warning For Crest(TM) Products:
Please program with the patch file(OnBoardCrestPatch1.zip)  first and then reprogram the desired file.
This product is not responsible for problems caused by reprogramming of Crest(TM)  products.