Converts a USB port on a computer into a 9-pin serial port for RS-232 control applications. - USB-B (male) to 9-pin D-sub (male) - Colour: Black - Works with Mac and PC - Powered by USB - Nickel-plated connectors - Installed as standard COM port - Supports over 480 Mbps data transfer rate and 1.8V, 2.5V, 3.3V, 5.0V - Supports all RS-232 data signals; TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND - FTDI chipset