Add serial communication support to your desktop computer or Small Form Factor (SFF) system, using this serial card. RS-232 (DB9) support enables control and communication with a serial peripheral device. Install this card to enable the continued use of legacy serial devices, preventing down time and avoiding costly upgrades. The PCIe serial card is ideal for system upgrades in a wide range of applications for logistics, manufacturing, and freight sectors, and the IT industry, such as POS equipment, security systems, A/V installations, and more.