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I'm Celeste, Newegg's tech expert! Need help with "usb"?

1.5M USB 2.0 to RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Device Converter Adapter Cable CH340+ZT485 Chipset
Limited time offer, ends 11/25
I'm Celeste, Newegg's tech expert! Need help with "usb"?

Limited time offer, ends 11/25