SoundBlaster X-Fi ExtremeMusic 24-bit PCI audio card (Option kit) – With EAX Advanced HD 5.0 support (Windows only)

Sound Blaster Audigy 2 ZS sound card – Provides 7.1 surrond sound output – Has one IEEE 1394 (FireWire) port, three audio line-out jacks (surround sound), one microphone jack, one audio SPDIF jack, and two audio line-in 4-pin MPC jacks