The IOC2000 is an I/O Card with DB9 Serial connections, PCI interface, and a 1-port NetMos 9820 chipset manufactured by CABLES UNLIMITED. This card allows you to add a serial port to your computer for data transmission. Its durable construction ensures reliable performance, while the NetMos 9820 chipset offers efficient and stable data connectivity. Perfect for various applications, this I/O card offers convenience and versatility in serial connectivity.