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At 2017 MWC, Sony exhibited a concept product called Xperia Ear Open-style CONCEPT. Compared with its predecessor, Xperia Ear, it changed from unilateral to bilateral design. At the same time, it introduced open-style ambient sound. Design. A year later, this concept product finally landed, officially released under the name Xperia Ear Duo. Let's take a look at the atlas.
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