The ICUSB2324852 2-port, wall-mountable USB Serial Adaptor lets you connect every type of serial device to your USB-enabled computer, whether it be for RS232, RS422, or RS485 communication. The Adaptor features a 9-pin (DB9) male and a 5-pin terminal block serial connector as well as dip switch controls for easy port configuration with minimal software requirements. The Adaptor also supports using 2 ports simultaneously, including with mixed protocols; for example RS-232 on port 1, and RS-485 on port 2, or a number of other combinations.