4-Port RS232 Serial PCIe Card w/ Breakout Cable
RS-232 Serial Controller - 4x 9-Pin RS-232 Serial External Ports - PCI-Express 1.0 X1 Slot - Low-Profile - MosChip MCS9904CV-AA Controller - Retail Box - Windows / OS X / Linux Compatible - Lifetime Depot Carry-In Mfg. Warranty