... The USB to RS232 converter/adapter is a port-powered USB to dual RS-232 converter that can be used to convert any standard USB port (USB 2 ... ,600 bps• Internal 128/385 Byte Tx/Rx Buffers• Standard DB9/M RS232 Connector;• RS422/485 with terminals marked• Full Modem ... -bit), Win CE, Mac, and Linux. Industrial Grade, FTDI solution,USB to RS232 converter / adapter /serial cable, applicable to PND