The Highway Information Systems (HIS) family of products includes a full line of Highway Advisory Radio (HAR) systems, as well as supporting electronics and software. In addition, HIS integrated systems combine sensors, controllers, communication devices and software to provide safer traveling environments.

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All Street Smart Rental products meet MUTCD requirements. Product specifications differ between all Street Smart Rental products. We offer a wide variety of products to meet all of your needs. For a list of HAR specifications, call Street Smart Rental today at 888-653-6800.