StarTech.com PCISOUND7, PCI, VIA Tremor VT1723, 20 - 50 °C, 0 - 70 °C, 3.15" (80 mm), 4.76" (121 mm) StarTech.com PCISOUND7. Host interface: PCI. Chipset: VIA Tremor VT1723. Width: 3.15" (80 mm), Depth: 4.76" (121 mm), Height: 0.709" (18 mm). Package width: 1.18" (30 mm), Package depth: 6.81" (173 mm), Package height: 5.63" (143 mm). Connectivity technology: Wired, Compatible operating systems: Windows 2000/XP/Server 2003/Vista(32/64-bit), I/O ports: Line In, Microphone, Front Out, Rear Out, Surround Out, Sub/Center Out, S/PDIF (Digital) out