Features: 1.2 Ports: TXB115 RS232 adapter card for industrial computer supports PCIe to 2 RS232 serial ports, which can connect two serial devices at the same time, convenient to realize data transmission and communicate. 2.Stable And Reliable: This PCIe RS232 serial adapter card is made of premium PCB material with high impedance matching and anti interference ability, ensuring stable and reliable data transmission. 3.Strong Compatibility: The PCI Express RS232 serial adapter card supports a variety of operating systems, including for Windows, for Linux and for DOS, etc. It is suitable for a variety of industrial and embedded systems. 4.Wide Applications: PCIe to dual serial RS232 card is suitable for serial networks, monitoring devices, data acquisition systems, POS terminals and industrial PCs, as well as embedded systems for I/O expansion. 5.Convenient Power Supply: The PCIe RS232 serial host controller card is equipped with a power supply function, which can be supplied by connecting the power cable to the adapter card and the motherboard, which is easy to operate. specification:Item Type: PCIe RS232 Serial Adapter Card Material: PCB Type: PCIe x1 to 2 RS232 Compatible Systems: For Windows, for Linux, for DOS, etc. Application: Serial network, monitoring devices, data acquisition systems, POS terminals and industrial PCs, I/O expansion for embedded systems PackageList:1 x PCIeRS232SerialAdapterCard 1 xPowerCord