1. [EASY CONNECTION] Features 4 x 9pin RS232 serial ports for connecting more devices to your computer effortlessly
2. [EXCELLENT PERFORMANCE] PCI Express x1 interface ensures stable and long-lasting performance
3. [RELIABLE CHIPSET] Equipped with AX99100 chipset and signal enhancement chip for stability
4. [WIDE COMPATIBILITY] Supports various PCI Express slots and operating systems for flexibility
5. [MULTIPLE APPLICATIONS] for serial monitoring devices, POS terminals, industrial PCs, and more

Specification:
Item Type: PCIE Expansion Card
Material: PCB
Chipset: for AX99100
Port Number: 4 x RS232 Serial Port
Interface: PCI Express 1X Slot
Applies To: PCI E X1, X4, X8, X16 Slots
System Requirements: for , for 2003 Server, for vista, for WIN7, for WIN8.x, for WIN10, for Linux Kernel 2.6.15 and Later, for Android 1.x/2.x/3.x/4.x/5.x
Bezel Length: Approx. 120mm / 4.7in
Operating Temperature Range: -40 to 85℃

How to Use:
use after installation

PackageList:
1 xPCIE Expansion Card