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R4Ultra 1.56 English

This is the latest kernel version of R4 Ultra flashcarts. Release date: 9/25/2010.

After that time, they didn't release any new version of their own kernel. Instead, they modified AKAIO, which supports new games:

The manufacturer's website had been shut down since January 2013.

Change log (1.56 English):
- Support new game
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