ARC PATROL is a tool that expands the functionalities of your HP-1. It allows you to add frequencies and talkgroups that are not present in the built-in database, modify control channel frequencies, add trunk systems, add frequencies for Nascar and other races, change alpha tags, add or modify subtone frequencies, add airband, CB, marine, railroad, FRS and GMRS frequencies, change the service type of frequencies and talkgroups, search a frequency range and re-order or rename favorite lists.
