The original iPhone, released June 29, 2007, featured a 3.5″ multitouch display, 2G EDGE data, a 2 MP camera, iPhone OS 1.0, and no App Store, selling roughly 300,000 units in its first weekend. iPhone 3G arrived July 11, 2008, adding 3G data and GPS, launching the App Store, with 8GB or 16GB storage and…
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Field telephones were standard on the battlefield from the 1910s through the 1980s, with the EE-8 field telephone (1930s–Vietnam) offering a 7-mile range. The SCR-300 Walkie-Talkie, developed by Galvin Manufacturing (Motorola) in 1940, was the first backpack FM radio with about a 3-mile range. SINCGARS, fielded by the U.S. Army in the late 1980s, has…
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