MCS9865 PCI 2-Port RS-232 Serial Card (DB9) — 9865 PCI Adapter, Win10 Compatible

PCI serial controller card model MCS9865 (9865) with two DB9 RS-232 ports. Adds two standard RS-232 serial interfaces via a PCI expansion slot, providing reliable connectivity for legacy devices. Compact PCI card designed to support a pair of external DB9 serial connections. Compatible with Win10 — ideal for POS hardware, modems, industrial equipment and other RS-232 peripherals.