Flubba has released a new version of his MrDo Single Game Arcade emulator for the GBA (Works on DS and Gamecube Gameboy Player too)
Heres whats new:
*Added 2nd soundchip.
*Added 16bit sound mixing.
*Fixed soundclicks in rom selection menu.
*Fixed volume attenuation.
*Optimised some CPU ops and fixed some other.