Hard Stuff: Sound Blaster X-Fi HD USB review | PC Gamer
Creative Sound Blaster Audigy USB 2.0 (SB0300) Sound Card for sale online | eBay
Amazon.com: Creative Labs Sound Blaster Play! 3 External USB Sound Adapter for Windows and Mac. Plug and Play (No Drivers Required). Upgrade to 24-Bit 96Khz Playback : Electronics