Could you give me a good sound card to buy.(many suggestions)

7.1 chanel...


it is for :Ampli 1: cdt sqa 4100
teeter mid: es-02
tweeter high: cdt drt-26t
ampli 2: Avionix axt 800.2
Mid woofer: cdt es-06 x 2 en parallèlle
Ampli sub: Kicker zr600
sub: cdt qes-1220
insonorisation: 80 pieds carrés de second skin Damplifier

Thanks !