PCIE 2S RS485/RS422 Expansion Card Dual Port for DB9 Serial RS232 PCI Express Adapter Card 17V354 Chipset
![PCIE 2S RS485/RS422 Expansion Card Dual Port for DB9 Serial RS232 PCI Express Adapter Card 17V354 Chipset](http://ae04.alicdn.com/kf/Hcd0e89f15cd84e39bdec524435ca1866F.jpg)
sku: 4001259802224
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$55.13
Shipping from: China
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