A handheld computing device has an operating system (OS), and can run mobile apps. In the 2010s, most handheld devices are also equipped with Wi-Fi, Bluetooth, near field communication (NFC) capabilities and Global Positioning System (GPS) capabilities.
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Tucson â Phoenix Sky Harbor. Arizona Shuttle provides shuttle service between Tucson and Phoenix Sky Harbor International Airport. Offering 25 scheduled round trips daily from three Tucson locations, including the University of Arizona to Phoenix Sky Harbor Airport. Free Parking is available at the Speedway and Ina Road locations in Tucson.