https://www.ruggedradios.com/index.php?main_page=product_info&cPath=302_529_1134_1135&products_id=1274For anyone interested in buying their own 2way radio, preprogrammed with all the common off road channel including what D37 uses, I just bought this one from Rugged Radio, with an extended range antenna and high capacity battery for $116. Several guys in the club including have this one and say it works really well.