This PCI Express based serial Add-On card allows you to turn a PCI Express slot into two RS232 (DB9) serial ports. Based on a native single chip design reduces the load applied to the CPU by as much as 48% over conventional serial cards. · 2 x DSUB 9, serial ports, male, UART 16C950 · Chipset: MCS9901 · Data transfer rate up to 230, 400 bps · Compliant with PCI Express base specification 1.1 · Compliant with PCI power management 1.2 · Operating temperature: 0 °C - 70 °C · Operating humidity: 25% - 65% RH (non-condensing) · Supports Windows 10, 8.1, 8, 7, Vista, XP, Mac OS X and Linux https://elecena.pl/product/30508477/digitus-ds-30000-1-2-ports-serial-interface-pcie 2026-07-15 https://elecena.pl/product/30508477/digitus-ds-30000-1-2-ports-serial-interface-pcie 2026-09-24