(Updated at 2:30 p.m.) Channeling the energy of an iPhone launch, Amazon unveiled its new line of AI-powered gadgets in Arlington on Wednesday. While a September product launch is typical for the tech giant, this event was the first major unveiling Amazon has hosted at its new HQ2 in Pentagon City -- and the top brass Echoing Apple's iconic 2007 iPhone launch, Amazon unveiled its new line of AI-powered gadgets from the HQ2 auditorium Wednesday.