• Dimensions: 3.5" (L) x 3.5" (W) x 5.1" (H) / 9cm (L) x 9cm (W) x 13cm(H) • Compatible and Connects to any audio player and multimedia device that has a standard 3.5mm Audio Jack to the portable mini speaker; including the Apple iPhone, iPods, iPads, MP3 Players, Laptops, Desktop PC, PSP and Tablets • It is so portable in size and weight that you can easily carry it anywhere. Enjoy and share your music, movies, games, anytime and everywhere • USB 2.0 Cable with the switch can adjust the volume.