·Rich software bundled PCI ESS1938 2 channel sound card with perfect 3D sound effect ·Chipset: ESS1838 OR ESS1968 ·System interface: 32bit PCI Bus Master, PCI12.1, PCI12.2 compliant ·Providing audio fidelity that rivals movie theaters with 4/6/8-channel digital sound ·Customized Internet audio with the power and surround sound of EAX audio technology ·Enjoy compelling 3D audio and 4/6/8-channel sound on multiple speakers series ·Rich software bundled ·HRTF-base 3D positional audio, supporting Direct Sound 3D, EAX and A3D interfaces ·Supporting multi-speaker output to 2/2.1/4/4.1 speakers ·Supporting EAX, karaoke key, Echo, etc. sound effects ·High performance dual-game port on the sound card ·MPU401 compatible MIDI interface and GM ·Compliant with Microsoft PC99 specification ·Wavetable synthesizer: DLS-base Wavetable music synthesizer ·Software compatibility: fully Sound Blaster, Sound Blaster Pro and Direct Sound compatible ·External connector: front-out, rear-out, center and LFE, line-in, MIC-in and game/MIDI ports ·Internal connector: CD audio, AUX connectors ·3D effect: Microsoft Direct Sound 3D, Aureal A3D, HRTF 3D extension positional audio, EAX