Features: The PCIe 1x to 8 port RS232 port card delivers a key selling point by providing eight standard RS232 interfaces, allowing seamless expansion for connecting multiple devices such as printers and scanners with high reliability. This multi port adapter feature plug and play functionality for easy installation, and supports data transfer speeds up to 115200bps, with integrated power management for stable device operational. Designed for IT professional, industrial engineers, and users handling equipment, this PCIe expansion card caters to those needing efficient communication in technical Ideal for scenarios like office environment or manufacturing plant, this RS232 port card enables connectivity for peripherals such as barcode scanners, modems, and printers to enhancing efficiency. Crafted from ABS, this expansion card ensuring and straightforward integration into computer systems for long term use in diverse applications. Specifications: Component:ABS Size:Approx.95x55mm/3.74x2.16inch Package Includes: 1 Set Expansion Card note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.