INFRASONIC

Infrasonic Quartet Driver 1.24.10
Supported OS: Windows XP/Vista/7 32/64bit 
Link Download : http://simsaudio.co.kr/sims_infrasonic/bbs/board.php?board=driver01&category=1&command=body&no=43&command=item&exe=download&clmkey=ufile1&no=43&file=ISQUARTET_V1.24.10_XPVISTAWIN7(20110708).zip

Infrasonic Primus a25 Drivers 2.8.40
Supported OS: Windows XP/Vista/7 32bit / Windows XP/Vista/7 64bit 
Link Download : http://simsaudio.co.kr/sims_infrasonic/bbs/board.php?board=jamdriver&category=2&command=body&no=16&command=item&exe=download&clmkey=ufile1&no=16&file=Sims_Primus_a25_WIN32_2.8.40.zip
Link Download : http://www.simsaudio.co.kr/sims_infrasonic/bbs/board.php?board=jamdriver&category=2&command=body&no=17&command=item&exe=download&clmkey=ufile1&no=17&file=Sims_Primus_a25_WIN64_2.8.40.zip

Sumber : http://downloadnew.org/drivers/sound-card/infrasonic/