The Timekettle WT2 Edge Translator Earbuds offer real-time translation in 40 online and up to 8 offline languages(Purchased separately), making them a versatile tool for both business and travel. With Bluetooth connectivity and voice function, these sealed earbuds provide a convenient and powerful translation experience on-the-go. Powered by batteries, they ensure continuous and reliable performance, making them a practical and efficient solution for communication in a variety of settings.