The Logic 3 IP102S i-Station Portable Speakers have a lightweight & innovative design for easy travel use. Travel musically The Logic 3 portable speakers means that you can connect your audio device via the 3.5mm stereo line-in cable so you can enjoy your music wherever you are in clear room-filling quality sound. The innovative compact folding design makes it small enough to fit in your pocket, theres even a protective travel case for your convenience. The IP102S speakers also come with a 3.5mm to 2.5mm Stereo converter for mobile phones. The compact Logic 3 IP102S i-Station Portable Speakers is a great way to enjoy music when youre travelling without being weighed down.