Features: Support PCIE for RS232 9Pin serial devices offering broad compatibility and easy installation.
High-speed transmission rate, ensures the stability and accuracy of data transmission;
Strong compatibility, applicable to a variety of operating and software platforms.
PCIE to 2/4 Serial Cards standard RS232 serial port DB9pin interfaces with 2/4 line, more convenient connection
Support: industrial control machine, communication; LED control, POS machine and other 9-pin serial port general-purpose equipment.

Specifications: Item:PCIE To RS232 Serial Port Card Adapter
Cable Length:about 20cm/7.87in
Speed: 1MBytes.
Chip：AX99100
Slot：PCIE 1x Compatible X4X8X16
Port： 2/4port

Package Includes: 1PC PCIE to 2/4 Port RS232 Expansion Card

note: Due to problem of lighting,there might be tolerances in product, please understand.
Please allow 0-1cm error due to the measurement