CAT phone


No. 5: Google Nexus 5
wireless headsets versus two-way radios for DOT crews From our partners
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No. 3: Samsung Galaxy S4 Active
The 5 best smartphones for construction work
No. 1: Apple iPhone 5S
No. 2: Caterpillar B15
No. 4: Samsung Galaxy Note 3
Behind the B15: The design process of Caterpillar's rugged smartphone