YAMAHA 4 Channel PCI Sound Card MPCSOUND-21 Features   * Full duplex 64-bit PCI bus master * Integrated SRS 3D sound technology * Compatible with Sound Blaster, Sound Blaster Pro and Windows Sound System * Advanced MPC-3 compliant input and output mixer * Enhanced stereo full duplex operation * Dual Type-F DMA support * Delta-Sigma data converters * Programmable power management * Hardware master volume control * Line-in, microphone and line-out jacks * 15-pin standard game / midi port * PCI interface Specifications System Requirements: - Available PCI Slot - CD-ROM for driver installation - Speakers - Windows 95/ 98/ Me/ 2000/ XP   Package Contents * One ESS 1930 4CH Sound Card *Driver CD * User's Manual Retail Package Retail Price: $25.99	Vortex2 Aureal AU8830 4 Channel PCI Sound Card MPCSOUND The AUREAL CHIPSET SUPPORTS 4 channels of ULTRA REALIST high definition sound quality for your movies, cd's, mP3's, video conferencing, internet phone and video games Specification * AUREAL AU8830 chipset technology * 4 CHANNEL surround sound * Integrated SRS 3D sound technology * 32bit PCI interface card * Fully compliant with Sound Blaster, Blaster pro and Windows sound system * Advanced MPC3-COMPLIANT input and output mixer * Enhanced stereo full-duplex operation * MPU-401 MIDI interface * SPDIF digital output on card 16bit stereo full-duplex for concurrent recording, playback and internet phone * Five input/output sources: line-in, mic-in, front speaker, rear speaker, game port * Enhanced normal and digital game port support * Plug and play installatio * Windows 98/ 98SE/ NT/ 2000/ ME/ XP compatible Package Content * One Aureal AU8830 Chipset Sound Card * Driver CD * User's Manual One Year Limited Warranty / Retail Package Retail Price: $25.99