StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Low Profile Serial Card (PEX4S553), Green N6PATCH25GN Work in comfort by positioning

Work in comfort by positioning your laptop closer to eye level

(8 kg) and features cable management clips

Tripp Lite's M100-006-WH 6-ft

Which Helps To Eliminate The Hassle Of Troubleshooting Mis-matched Speed And Duplex Settings

StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Low Profile Serial Card (PEX4S553), Green N6PATCH25GN Work in comfort by positioning16550 UART? ?? PEX4S553 4?? ???? PCI ????? RS232 ?? ??? ??? ???? ?? PCI Express ?? ??? ???? RS232 (DB9) ?? ?? 4?? ??? ? ????. ?? ?? ? ???? ???? ? ? 4?? ?? ??? ??? ???? PCI Express(PCIe)?? ???? ?? ??? ??? ? ???, ?? ??? ? ?? ???? CPU? ???? ??? ?? 48% ??????. RS232 ?? ??? ???? 4?? ?? ?? ?? ???? ???? ???? ?? ? ??? ???? ??? ?? ?? PC ???? ??? ? ????. StarTech. com ?? ?? ? ?? ?? ?? ??? ?????. ??? ???? ??.