[Supports Asix Ax99100 Program] Features on-chip 256 byte depth fifo transfers for ​>​, arm hardware platforms.
[Easily Add Two Rs232 Bd9 Serial Ports] Pcie rs232 allows users to expand desktop computers or industrial equipment seamlessly.
[Wide Compatibility] Suitable for standard size pcs with pcie x1 interface, compatible with various slots like x1, x4, x8, x16.
[Seamless Connectivity] Connects pos systems, industrial devices, security systems, scanners, printers, and more with ease.
[Driver Installation Required] Supports ​, vista, 7, 8.x, 10, 11 (32/64 bit) systems and ​ kernel 2.6.x, 3.x, 4.x, 5.x.

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 ensure that the user's PC has an available PCIE slot.
2. Please install the correct driver from the Mini CD of your desktop PC.