Infantile Paralysiser has updated his Nintendo DS shell”MoonShell”to v0.9991. Changes:

Version 0.991 2006/02/05 – Using oversampling, sound quality has been improved. Format (BaseRate x Multiple = OutputRate) / NSF(76.4kHzx2=152.8kHz) / MP3(48kHzx4=192kHz) / SPC(32kHzx4=128kHz) / MOD(44.1kHzx4=176.4kHz) / OGG(44.1kHzx4=176.4kHz) / WAV(48kHzx4=192kHz) / WAV(96kHzx2=192kHz) / WAV(192kHzx1=192kHz) / GSM(48kHzx1=48kHz)

http://mdxonline.dyndns.org/archives/nds/