Reposted by Kaminari
A follow-up to the recent PC Engine ADPCM discussion:
Mesen2 and Geargrafx have updated ADPCM speed to 32100 in their codebases, although you may need to wait for a formal release.
TurboEverdrive Pro updated firmware this week:
krikzz.com/pub/support/...
krikzz.com