... bundled * HRTF=base 3D positional audio, supporting Direct Sound 3D,EAX and A3D interfaces * Supports multi-speaker output ... EAX, karaode key, Echo,etc.sound effects * High-performance dual-game port on the sound card * MPU401 compatible MIDI interface ... music synthesizer * Software compatibility: * Fully sound blaster * Sound blaster pro and direct sound compatible * Extermal connector:front-out,rear- ...