The serial port can realize the power supply of pins 1 and 9.Support special baud rate (optional).Industrial temperature range: -40 to 85C.Independent power chip, can achieve 5v/12v power supply without external power supply.Using the new AX99100 main control chip, efficient compatibility, stable performance, high-speed transmission.Chipset: AX99100Number of IPorts: 1 serial portInterface: PCI Express 1X slotSupported operating systems: Windows10, 8, 7, Vista, XP, 2000, Linux, DOS, , Windows Server 2003The computer host suitable for PCI-E slot can provide 2 standard DB9-pin RS232 serial ports, and the bidirectional speed of full serial modem control of each port is up to 25Mbps, which supports remote wake-up and power management functions.Colour: greenMaterial: PCBSize: 12 x 6.5 x 5CMPackage Contents:1 x Expansion CardOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.