... kinds of OS PND,MDT support The USB to Dual RS232 converter/adapter is a port-powered USB to dual RS-232 converter that can ... Hardware Handshake• Transmit /Receive LED indicators• USB1.1/2.0 Full Spead Compliant• USB-No IO, IRQ or DMA addresses Required,no ... , data format auto-sensing and self-adjusting).• Remote Wakeup Capable• 1.5 Metre Cable• Surge protection, ± 15KV ESD protection• Supports Windows ...