Purchased in 2020. I bought two, but only needed one, so this item has been stored unused. Original box and accessories are included. *Negotiations for price reduction are not accepted. The REX-WF60 is a serial interface that allows you to control and manage serial communication devices located remotely via a wireless LAN. It uses a D-Sub 9Pin connector compliant with the EIA/TIA-232-F standard, enabling communication with RS-232C devices via Wi-Fi.