Premium Portable Foldable Speakers 4x White for iPod/Mp3 These speakers are compact and foldable! Ideal for the home, office or take them anywhere! Unique fold-up feature transforms into a compact cube to protects speakers when not in use. You can enjoy sweet stereo sound amplified from aluminum speakers where ever you go and travel with ease! Amplified speakers designed to match iPod players but has the ability to be used with other mp3 players Use Four AA batteries (not included) or USB cable power (included) or AC Power Adapter (not included)