SOUND CARD
AEV S.P.A.
APG
ALPINE
ASUS
AUDINATE
AUDIO CONTROL
AUREAL
AVID TECHNOLOGY
AXEL
BW BROADCAST
BEHRINGER
C-MEDIA
COMPRO
CREATIVE
DAS
DSPEAKER
DATASAT
DIAMOND
DIAMOND MULTIMEDIA
DONNER
ESI
ECHO AUDIO
GEMBIRD
HAMA
M-AUDIO
MOTU
MAYCOM
MEDIAMATRIX
MIRANDA
RME AUDIO
RTI
RADICA GAMES
ROLAND
SHURE
VOYETRA TURTLE BEACH
WARSANIS
WEST MOUNTAIN RADIO
ZOLTRIX
ZOOM
MINIDSP