Creative introduces its two USB Sound cards named Sound Blaster X-Fi Surround 5.1 Pro and Sound Blaster X-Fi Go Pro. Both these SoundBlaster series audio cards is designed to meed the best audio enhancement and performance for the desktop and notebook PCs. Creative Sound Blaster X-Fi Surround 5.1 Pro offers maximum entertainment for the home in true 5.1 surround sound, while the Creative Sound