The TX-74C232 Interface transmitter from LRS is used by software developers who are developing application software and would like to interface with a paging system. The affordable TX-74C232 Interface transmitter from LRS is low-cost and contains all the features you will find in our patented Freedom Plus transmitter, excluding Cell Phone paging and without a keypad. You can simply download every feature you need from the TX-74C232 Interface transmitter via a port.