Pcie To 2 Or 4 DC9 Port RS232 Industrial Control Computer Expansion Card Computer Adapter PCI-E Card

Features:
and high chip AX99100；Support up to 920.6KBPS communication rate
Expand the with 2/4 additional DB9 ports-for connecting their external devices.
Slot: can be used for X16 PCIE slots- with different lengths
standard: 4/2 RS232 standard port DB9pin
Operating Windows-11 10.8 8.1 8 7 XP -/2003-2008 32/64bitlinux-

Specifications:
Item:RS232 Port Card 9-pin adapter card
Power power supply
port number: 2-port / 4-port
Chip AX99100
Support： X16 PCIE slots-
Size:approx 137X55MM/5.39x2.16in

Package Includes:
1PC x RS232 Port Card

Note:
The color deviation- might differ due to different settings, please kindly understand.
There might be little error of size for manual measurement.