1.RS 232 to USB adapter, 2.USB connector, 3.serial adapter, 4.Rohs, usb adapter Product Features ... .1 compliant Support RS-232 serial interface Over 1Mbps data transfer rate Support remote wake-up and power management ... , Modems or ISDN terminal adapters with over 1 Mbps data transfer rate. The USB-Serial adapter and software drivers ... modifications. RS 232 to USB adapter, serial adapter, USB connector