We may receive a commission on purchases made from links. As technology has advanced, the types of ports on computers have also changed for the better. However, that doesn't mean devices with older ...
The RS-422/485/530 adapter can be used to extend USB-enabled notebook PCs up to 5,000'. The adapters get their power from the USB cable, eliminating the need for wall power. The SeaLINK+232 is priced ...
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