Sony’s Xperia Ear Duo earbuds coming in May for $280

Sony will release its Xperia Ear Duo wireless earbuds in May for $279.99. Preorders for the “open ear” headset, which has been shown in concept form over the last two years, start today at Amazon.The Ear Duo is basically the polar opposite of Sony’s esteemed noise-cancelling headphones; these earbuds aim to deliver a “dual listening” experience that combines your music with environmental sounds happening around you. Audio notifications pertaining to your calendar,