Connects any serial device with DTE DB25 to PC with DB25 serial port using a straight thru DB25 cable. This RS232 null modem adaptor converts a DTE DB25 to DCE DB25 port or vice versa. The added shielding provides data protection against EMI/RFI and slim design reduces bending & provides secure connection. PinOut: 1-1 / 2-3 / 3-2 / 5,6,8-20 / 7-7 / 20 - 5,6,8 / G-G. (Connectors: DB25 Male to Female)