DUMB is an IT, XM, S3M and MOD player library developed by Robert J Ohannessian, Julien Cugnière, and Ben Davis." Apparently, it's a rather high fidelity player, and it boasts solving the problem of you sound going wonky if you use the seek feature in your mod files.
http://archive.gp2x.de/cgi-bin/cfile...,0,0,0,19,2510