An item in excellent, new condition with no wear. The item may be missing the original packaging or protective wrapping, or may be in the original packaging but not sealed. The item includes original accessories. The item may be a factory second. See the seller's listing for full details and description.this optical isolator is a new item purchased for our sytem but never was utilized. there is (2) of these 25 pin connectors. this device has a male anda female connector 25 pin . These are NEW PORT POWERED RS-232 OPTICAL ISOLATOR devices.