A Familiar Design with Smart TechThe new W4 earbuds aren’t like the W4 Pro, which was an open-ear style. Real-Time Translation for Smooth ConversationsThe W4 earbuds are designed to make communication across languages easier. One of the clever features carried over from the W4 Pro is the ability to share an earbud with someone else. Looking Ahead: AI Voice CloningTimekettle isn’t planning to focus only on voice translation but to venture into an AI-powered voice cloning feature. The Timekettle W4 earbuds are now available for $349 or €349 and come in Sandy Gold and Navy Blue.