1.RS 232 to USB adapter, 2.USB connector, 3.serial adapter, 4.Rohs, usb adapter Product Features USB Rev.1.1 compliant Support RS-232 ... with over 1 Mbps data transfer rate. The USB-Serial adapter and software drivers are capable of providing a non ... that enable USB interface to be transparent to serial port peripherals with minimum modifications. RS 232 to USB adapter, serial adapter, USB connector