The RTL B00514 USB-to-COM adapter connects a USB interface to equipment with a 9-pin RS232 serial port. It provides a USB-to-serial link for devices that use this type of COM connection.
Its 1.0 m cable sets the reach between the USB connection and the serial device. The adapter has USB and COM interfaces, with the COM side specified as a 9-pin RS232 connector.
This model is intended for setups that need to connect a USB host to a serial device through a 9-pin COM port. Its defining details are the RTL B00514 model, USB-to-COM function, RS232 connection and 1.0 m cable.