PCIE 4 Port 2S RS485/RS422 Expansion Card for DB9 Serial RS232 PCI Express Adapter Card 17V354 Chipset
![PCIE 4 Port 2S RS485/RS422 Expansion Card for DB9 Serial RS232 PCI Express Adapter Card 17V354 Chipset](http://ae04.alicdn.com/kf/H01f51c82e0fb4963bdf9846c57904af0z.jpg)
sku: 4001177735487
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$71.48
Shipping from: China
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