http://www.baixaja.com.br/downloads/Drivers/Sound-Card/Itronix/Itronix-GoBook-II-IX-Audio-Driver_122241.html2008-08-30weekly0.3http://www.baixaja.com.br/downloads/Drivers/Sound-Card/Itronix/ITRONIX-GoBookTablet-IX-Audio_122242.html2008-08-30weekly0.3