Amazon Inc. on Wednesday announced updates to its smart devices and new wireless earbuds at its annual hardware event in Seattle.The company introduced its new Amazon Echo, priced at $99 with better sound quality and new fabric design colors, and a high-end Echo Studio with speakers that enable 3D sound, priced at $199.Also announced was a new Echo Dot featuring a clock as well as temperature readouts and alarms on an LED display, with the price tag of $59.The Seattle-based e-commerce company has sold an estimated 98.9 million Echo devices in the United States since its launch in 2014, acco…READ FULL ARTICLE