Wooask® M9 Open Ear Language Translator EarbudsThese M9 open ear translator earbuds enable high accuracy, instant communication across 144 languages with an ultra fast 0. 5 second response time. They support both online and offline translation, offer multiple translation modes, and feature an open ear, hang on design that stays secure while maintaining hygiene. With up to 15 hours of battery life from the charging case, they are built for extended use on the go.