The HiddenRadio is the world’s simplest and most intuitive wireless speaker. It is activated with just a slight twist of the cap; the further you twist and lift the cap, the louder it gets. In the compact speaker category, the HiddenRadio is one of the best performing speakers available to date; its sound easily fills the space of the largest apartment. Its minimalist yet poetic design makes it an instant classic. Quoted by many as a timeless design icon, it captivates the user through the intuitive functionality of the interactive cap, creating a unique semantic connection.