The CA-2908 portable USB powered speaker system by Cyber Acoustics, is the complete portable solution for those who are on the go. You"ll be surprised when you experience the big sound that comes from this small speaker system. The CA-2908 is compatible with a variety of portable devices - perfect for anyone who likes to share their music with those around them. The plug and play design means you won"t need to download any drivers to listen to your music. Use the included travel case to protect the portable speaker system.