StarTech.com 8-Port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Card - 16C1050 UART - Multiport Serial DB9 Controller/Expansion Card - 15kV ESD Protection - Windows & Linux. Host interface: PCIe, Output interface: Serial, Serial interface type: RS-232. Product colour: Yellow, Maximum cable length: 0.5 m, Mean time between failures (MTBF): 160013 h. Chipset: ASMedia - ASM1083, System Base - SB16C1058PCI, Baud rate: 921.6 Kbit/s, FIFO (First In, First Out): 256 B. Windows operating systems supported: Windows 10,Windows 10 Education,Windows 10 Education x64,Windows 10 Enterprise,Windows 10..., Server operating systems supported: Windows Server 2003,Windows Server 2008 R2,Windows Server 2012,Windows Server 2016,Windows Server.... Width: 16 mm, Depth: 105 mm, Height: 120 mm