For those who don?t know the X-Mini speaker, go and give it a try. It is probably the world?s most popular pocket size speaker, earning itself multiple accolades. When the first X-Mini Capsule Speaker was introduced, everyone was totally blown away by the absolutely astounding sound quality and volume that these little gems produce! People couldn?t believe the sound emanating from these pocket sized units. The new version, X-Mini II Capsule Speaker, comes with a number of innovations creating a greater audio experience. Notable new features are: new 40mm driver delivering an even richer and fuller sound, improved rechargeable battery life with playback of up to 12 hours, and allows you to connect one X-Mini II to another for enhanced sound.