[Universal Compatibility] Featuring a full-size bracket and pcie x1 interface this expansion card works seamlessly in x1 x4 x8 or x16 slots making it compatible with most standard pcs. the robust design ensures stable operation in various computing environments from office workstations to industrial control systems.
[Versatile Applications] Seamlessly connect various serial devices including pos systems industrial measurement equipment security systems logistics management devices scanners printers and more. the durable pcb construction and standard db9 ports ensure long-term reliability in professional environments.
[High Performance Chipset] Equipped with the advanced asix ax99100 chipset this card supports 256-byte depth fifo transfers for efficient data handling. optimized for ​ and arm hardware platforms it delivers reliable performance for demanding applications including pos systems and industrial automation.
[Wide System Support] Includes comprehensive driver support for ​ ​ through ​ 11 (32/64 bit) systems plus ​ kernel 2.6.x 3.x 4.x and 5.x (requires compiled source code). the card delivers plug-and-play ​ for most users while providing customization options for advanced ​ environments.
[Dual Port Serial Connectivity] This pci express rs232 card provides two high-performance db9 serial ports allowing you to connect multiple serial devices simultaneously. ​ for expanding connectivity on desktop computers or industrial equipment through the pci express slot while maintaining reliable data transmission speeds.

Spec:
Item Type: 2 Port PCI Express RS 232 DB9 Serial Port Card
Material: PCB
Chip: For ASIX AX99100
Bus Interface: PCIE X1 (Compatible with X1, X4, X8, X16)
Expansion Interface: 2xRS 232

Package List:
1 x
2 Port PCI Express RS 232 DB9 Serial Port Card

How To Use:
Take out the product and use it

Note:
1. It is important to